fix: auto update lint fixes

frontend/src/AppRoutes/Private.tsx

@@ -60,7 +60,7 @@ function PrivateRoute({ children }: PrivateRouteProps): JSX.Element {
 		if (org && org.length > 0 && org[0].id !== undefined) {
 			return org[0];
 		}
-		return undefined;
+		return;
 	}, [org]);
 
 	const { data: usersData, isFetching: isFetchingUsers } = useListUsers({
@@ -192,7 +192,7 @@ function PrivateRoute({ children }: PrivateRouteProps): JSX.Element {
 		if (isPrivate) {
 			if (isLoggedInState) {
 				const route = routePermission[key];
-				if (route && route.find((e) => e === user.role) === undefined) {
+				if (route && route.some((e) => e === user.role) === undefined) {
 					return <Redirect to={ROUTES.UN_AUTHORIZED} />;
 				}
 			} else {

frontend/src/AppRoutes/index.tsx

@@ -320,12 +320,12 @@ function App(): JSX.Element {
 						}),
 					],
 					// Performance Monitoring
-					tracesSampleRate: 1.0, //  Capture 100% of the transactions
+					tracesSampleRate: 1, //  Capture 100% of the transactions
 					// Set 'tracePropagationTargets' to control for which URLs distributed tracing should be enabled
 					tracePropagationTargets: [],
 					// Session Replay
 					replaysSessionSampleRate: 0.1, // This sets the sample rate at 10%. You may want to change it to 100% while in development and then sample at a lower rate in production.
-					replaysOnErrorSampleRate: 1.0, // If you're not already sampling the entire session, change the sample rate to 100% when sampling sessions where errors occur.
+					replaysOnErrorSampleRate: 1, // If you're not already sampling the entire session, change the sample rate to 100% when sampling sessions where errors occur.
 					beforeSend(event) {
 						const sessionReplayUrl = posthog.get_session_replay_url?.({
 							withTimestamp: true,

frontend/src/api/ErrorResponseHandler.ts

@@ -24,7 +24,7 @@ export function ErrorResponseHandler(error: AxiosError): ErrorResponse {
 			const { errors, error } = data;
 
 			const errorMessage =
-				Array.isArray(errors) && errors.length >= 1 ? errors[0].msg : error;
+				Array.isArray(errors) && errors.length > 0 ? errors[0].msg : error;
 
 			return {
 				statusCode,

frontend/src/api/dashboard/variables/dashboardVariablesQuery.ts

@@ -21,12 +21,12 @@ const dashboardVariablesQuery = async (
 		});
 
 		const timeVariables: Record<string, number> = {
-			start_timestamp_ms: parseInt(start, 10) * 1e3,
-			end_timestamp_ms: parseInt(end, 10) * 1e3,
-			start_timestamp_nano: parseInt(start, 10) * 1e9,
-			end_timestamp_nano: parseInt(end, 10) * 1e9,
-			start_timestamp: parseInt(start, 10),
-			end_timestamp: parseInt(end, 10),
+			start_timestamp_ms: Number.parseInt(start, 10) * 1e3,
+			end_timestamp_ms: Number.parseInt(end, 10) * 1e3,
+			start_timestamp_nano: Number.parseInt(start, 10) * 1e9,
+			end_timestamp_nano: Number.parseInt(end, 10) * 1e9,
+			start_timestamp: Number.parseInt(start, 10),
+			end_timestamp: Number.parseInt(end, 10),
 		};
 
 		const payload = { ...props };

frontend/src/api/dynamicVariables/__tests__/getFieldKeys.test.ts

@@ -104,7 +104,7 @@ describe('getFieldKeys API', () => {
 		const result = await getFieldKeys('traces');
 
 		// Verify the returned structure matches SuccessResponseV2 format
-		expect(result).toEqual({
+		expect(result).toStrictEqual({
 			httpStatusCode: 200,
 			data: mockSuccessResponse.data.data,
 		});

frontend/src/api/dynamicVariables/__tests__/getFieldValues.test.ts

@@ -199,7 +199,7 @@ describe('getFieldValues API', () => {
 		const result = await getFieldValues('traces', 'service.name');
 
 		// Verify the returned structure matches SuccessResponseV2 format
-		expect(result).toEqual({
+		expect(result).toStrictEqual({
 			httpStatusCode: 200,
 			data: expect.objectContaining({
 				values: expect.any(Object),

frontend/src/api/index.ts

@@ -32,7 +32,7 @@ export const interceptorsResponse = (
 ): Promise<AxiosResponse<any>> => {
 	if ((value.config as any)?.metadata) {
 		const duration =
-			new Date().getTime() - (value.config as any).metadata.startTime;
+			Date.now() - (value.config as any).metadata.startTime;
 
 		if (duration > RESPONSE_TIMEOUT_THRESHOLD && value.config.url !== '/event') {
 			eventEmitter.emit(Events.SLOW_API_WARNING, true, {
@@ -55,7 +55,7 @@ export const interceptorsRequestResponse = (
 ): InternalAxiosRequestConfig => {
 	// Attach metadata safely (not sent with the request)
 	Object.defineProperty(value, 'metadata', {
-		value: { startTime: new Date().getTime() },
+		value: { startTime: Date.now() },
 		enumerable: false, // Prevents it from being included in the request
 	});
 
@@ -143,7 +143,7 @@ export const interceptorRejected = async (
 							Logout();
 						}
 					}
-				} catch (error) {
+				} catch {
 					Logout();
 				}
 			}
@@ -160,7 +160,7 @@ export const interceptorRejected = async (
 
 const interceptorRejectedBase = async (
 	value: AxiosResponse<any>,
-): Promise<AxiosResponse<any>> => Promise.reject(value);
+): Promise<AxiosResponse<any>> => { throw value; };
 
 const instance = axios.create({
 	baseURL: `${ENVIRONMENT.baseURL}${apiV1}`,

frontend/src/api/interceptors.test.ts

@@ -76,10 +76,10 @@ describe('interceptorRejected', () => {
 		}
 
 		const mockAxiosFn = (axios as unknown) as jest.Mock;
-		expect(mockAxiosFn.mock.calls.length).toBe(1);
+		expect(mockAxiosFn.mock.calls).toHaveLength(1);
 		const retryCallConfig = mockAxiosFn.mock.calls[0][0];
 		expect(Array.isArray(JSON.parse(retryCallConfig.data))).toBe(true);
-		expect(JSON.parse(retryCallConfig.data)).toEqual(arrayPayload);
+		expect(JSON.parse(retryCallConfig.data)).toStrictEqual(arrayPayload);
 	});
 
 	it('should preserve object payload structure when retrying a 401 request', async () => {
@@ -112,9 +112,9 @@ describe('interceptorRejected', () => {
 		}
 
 		const mockAxiosFn = (axios as unknown) as jest.Mock;
-		expect(mockAxiosFn.mock.calls.length).toBe(1);
+		expect(mockAxiosFn.mock.calls).toHaveLength(1);
 		const retryCallConfig = mockAxiosFn.mock.calls[0][0];
-		expect(JSON.parse(retryCallConfig.data)).toEqual(objectPayload);
+		expect(JSON.parse(retryCallConfig.data)).toStrictEqual(objectPayload);
 	});
 
 	it('should handle undefined data gracefully when retrying', async () => {
@@ -145,7 +145,7 @@ describe('interceptorRejected', () => {
 		}
 
 		const mockAxiosFn = (axios as unknown) as jest.Mock;
-		expect(mockAxiosFn.mock.calls.length).toBe(1);
+		expect(mockAxiosFn.mock.calls).toHaveLength(1);
 		const retryCallConfig = mockAxiosFn.mock.calls[0][0];
 		expect(retryCallConfig.data).toBeUndefined();
 	});

frontend/src/api/v1/download/downloadExportData.ts

@@ -37,11 +37,11 @@ export const downloadExportData = async (
 		const filename =
 			response.headers['content-disposition']
 				?.split('filename=')[1]
-				?.replace(/["']/g, '') || `exported_data.${props.format || 'txt'}`;
+				?.replaceAll(/["']/g, '') || `exported_data.${props.format || 'txt'}`;
 
 		link.setAttribute('download', filename);
 
-		document.body.appendChild(link);
+		document.body.append(link);
 		link.click();
 		link.remove();
 		URL.revokeObjectURL(url);

frontend/src/api/v5/queryRange/convertV5Response.test.ts

@@ -101,7 +101,7 @@ describe('convertV5ResponseToLegacy', () => {
 		const q = result.payload.data.result[0];
 		expect(q.queryName).toBe('A');
 		expect(q.legend).toBe('{{service.name}}');
-		expect(q.series?.[0]).toEqual(
+		expect(q.series?.[0]).toStrictEqual(
 			expect.objectContaining({
 				labels: { 'service.name': 'adservice' },
 				values: [
@@ -190,7 +190,7 @@ describe('convertV5ResponseToLegacy', () => {
 
 		expect(result.payload.data.resultType).toBe('scalar');
 		const [tableEntry] = result.payload.data.result;
-		expect(tableEntry.table?.columns).toEqual([
+		expect(tableEntry.table?.columns).toStrictEqual([
 			{
 				name: 'service.name',
 				queryName: 'A',
@@ -206,7 +206,7 @@ describe('convertV5ResponseToLegacy', () => {
 			},
 			{ name: 'F1', queryName: 'F1', isValueColumn: true, id: 'F1' },
 		]);
-		expect(tableEntry.table?.rows?.[0]).toEqual({
+		expect(tableEntry.table?.rows?.[0]).toStrictEqual({
 			data: {
 				'service.name': 'adservice',
 				'A.count()': 606,
@@ -263,7 +263,7 @@ describe('convertV5ResponseToLegacy', () => {
 
 		expect(result.payload.data.resultType).toBe('scalar');
 		const [tableEntry] = result.payload.data.result;
-		expect(tableEntry.table?.columns).toEqual([
+		expect(tableEntry.table?.columns).toStrictEqual([
 			{
 				name: 'service.name',
 				queryName: 'A',
@@ -273,7 +273,7 @@ describe('convertV5ResponseToLegacy', () => {
 			// Single aggregation: name resolves to legend, id resolves to queryName
 			{ name: '{{service.name}}', queryName: 'A', isValueColumn: true, id: 'A' },
 		]);
-		expect(tableEntry.table?.rows?.[0]).toEqual({
+		expect(tableEntry.table?.rows?.[0]).toStrictEqual({
 			data: {
 				'service.name': 'adservice',
 				A: 580,

frontend/src/api/v5/queryRange/convertV5Response.ts

@@ -85,7 +85,7 @@ function convertTimeSeriesData(
 			const { index, alias } = aggregation;
 			const seriesData = aggregation[seriesKey];
 
-			if (!seriesData || !seriesData.length) {
+			if (!seriesData || seriesData.length === 0) {
 				return [];
 			}
 

frontend/src/api/v5/queryRange/prepareQueryRangePayloadV5.test.ts

@@ -104,7 +104,7 @@ describe('prepareQueryRangePayloadV5', () => {
 
 		const result = prepareQueryRangePayloadV5(props);
 
-		expect(result).toEqual(
+		expect(result).toStrictEqual(
 			expect.objectContaining({
 				legendMap: { A: 'Legend A', F1: 'Formula Legend' },
 				queryPayload: expect.objectContaining({
@@ -154,7 +154,7 @@ describe('prepareQueryRangePayloadV5', () => {
 		);
 
 		// Legend map combines builder and formulas
-		expect(result.legendMap).toEqual({ A: 'Legend A', F1: 'Formula Legend' });
+		expect(result.legendMap).toStrictEqual({ A: 'Legend A', F1: 'Formula Legend' });
 
 		const payload: QueryRangePayloadV5 = result.queryPayload;
 
@@ -166,7 +166,7 @@ describe('prepareQueryRangePayloadV5', () => {
 		expect(payload.formatOptions?.fillGaps).toBe(true);
 
 		// Variables mapped as { key: { value } }
-		expect(payload.variables).toEqual({
+		expect(payload.variables).toStrictEqual({
 			svc: { value: 'api' },
 			count: { value: 5 },
 			flag: { value: true },
@@ -226,7 +226,7 @@ describe('prepareQueryRangePayloadV5', () => {
 
 		const result = prepareQueryRangePayloadV5(props);
 
-		expect(result).toEqual(
+		expect(result).toStrictEqual(
 			expect.objectContaining({
 				legendMap: { A: 'LP' },
 				queryPayload: expect.objectContaining({
@@ -255,7 +255,7 @@ describe('prepareQueryRangePayloadV5', () => {
 			}),
 		);
 
-		expect(result.legendMap).toEqual({ A: 'LP' });
+		expect(result.legendMap).toStrictEqual({ A: 'LP' });
 
 		const payload: QueryRangePayloadV5 = result.queryPayload;
 		expect(payload.requestType).toBe('time_series');
@@ -296,7 +296,7 @@ describe('prepareQueryRangePayloadV5', () => {
 
 		const result = prepareQueryRangePayloadV5(props);
 
-		expect(result).toEqual(
+		expect(result).toStrictEqual(
 			expect.objectContaining({
 				legendMap: { Q: 'LC' },
 				queryPayload: expect.objectContaining({
@@ -324,7 +324,7 @@ describe('prepareQueryRangePayloadV5', () => {
 			}),
 		);
 
-		expect(result.legendMap).toEqual({ Q: 'LC' });
+		expect(result.legendMap).toStrictEqual({ Q: 'LC' });
 
 		const payload: QueryRangePayloadV5 = result.queryPayload;
 		expect(payload.requestType).toBe('scalar');
@@ -353,7 +353,7 @@ describe('prepareQueryRangePayloadV5', () => {
 
 		const result = prepareQueryRangePayloadV5(props);
 
-		expect(result).toEqual(
+		expect(result).toStrictEqual(
 			expect.objectContaining({
 				legendMap: {},
 				queryPayload: expect.objectContaining({
@@ -397,7 +397,7 @@ describe('prepareQueryRangePayloadV5', () => {
 
 		const result = prepareQueryRangePayloadV5(props);
 
-		expect(result).toEqual(
+		expect(result).toStrictEqual(
 			expect.objectContaining({
 				legendMap: { A: 'Legend A' },
 				queryPayload: expect.objectContaining({
@@ -471,7 +471,7 @@ describe('prepareQueryRangePayloadV5', () => {
 
 		const result = prepareQueryRangePayloadV5(props);
 
-		expect(result).toEqual(
+		expect(result).toStrictEqual(
 			expect.objectContaining({
 				legendMap: { A: 'Legend A' },
 				queryPayload: expect.objectContaining({
@@ -585,7 +585,7 @@ describe('prepareQueryRangePayloadV5', () => {
 
 		const result = prepareQueryRangePayloadV5(props);
 
-		expect(result).toEqual(
+		expect(result).toStrictEqual(
 			expect.objectContaining({
 				legendMap: { A: '{{service.name}}' },
 				queryPayload: expect.objectContaining({
@@ -684,7 +684,7 @@ describe('prepareQueryRangePayloadV5', () => {
 
 		const result = prepareQueryRangePayloadV5(props);
 
-		expect(result.legendMap).toEqual({ A: 'Legend A' });
+		expect(result.legendMap).toStrictEqual({ A: 'Legend A' });
 		expect(result.queryPayload.compositeQuery.queries).toHaveLength(1);
 
 		const builderQuery = result.queryPayload.compositeQuery.queries.find(
@@ -694,7 +694,7 @@ describe('prepareQueryRangePayloadV5', () => {
 
 		expect(logSpec.name).toBe('A');
 		expect(logSpec.signal).toBe('logs');
-		expect(logSpec.filter).toEqual({
+		expect(logSpec.filter).toStrictEqual({
 			expression:
 				"service.name = 'payment-service' AND http.status_code >= 400 AND message contains 'error'",
 		});
@@ -731,7 +731,7 @@ describe('prepareQueryRangePayloadV5', () => {
 			(q) => q.type === 'builder_query',
 		) as QueryEnvelope;
 		const logSpec = builderQuery.spec as LogBuilderQuery;
-		expect(logSpec.filter).toEqual({ expression: 'http.status_code >= 500' });
+		expect(logSpec.filter).toStrictEqual({ expression: 'http.status_code >= 500' });
 	});
 
 	it('derives expression from filters when filter is undefined', () => {
@@ -775,7 +775,7 @@ describe('prepareQueryRangePayloadV5', () => {
 			(q) => q.type === 'builder_query',
 		) as QueryEnvelope;
 		const logSpec = builderQuery.spec as LogBuilderQuery;
-		expect(logSpec.filter).toEqual({ expression: "service.name = 'checkout'" });
+		expect(logSpec.filter).toStrictEqual({ expression: "service.name = 'checkout'" });
 	});
 
 	it('prefers filter.expression over filters when both are present', () => {
@@ -819,7 +819,7 @@ describe('prepareQueryRangePayloadV5', () => {
 			(q) => q.type === 'builder_query',
 		) as QueryEnvelope;
 		const logSpec = builderQuery.spec as LogBuilderQuery;
-		expect(logSpec.filter).toEqual({ expression: "service.name = 'frontend'" });
+		expect(logSpec.filter).toStrictEqual({ expression: "service.name = 'frontend'" });
 	});
 
 	it('returns empty expression when neither filter nor filters provided', () => {
@@ -853,7 +853,7 @@ describe('prepareQueryRangePayloadV5', () => {
 			(q) => q.type === 'builder_query',
 		) as QueryEnvelope;
 		const logSpec = builderQuery.spec as LogBuilderQuery;
-		expect(logSpec.filter).toEqual({ expression: '' });
+		expect(logSpec.filter).toStrictEqual({ expression: '' });
 	});
 
 	it('returns empty expression when filters provided with empty items', () => {
@@ -887,6 +887,6 @@ describe('prepareQueryRangePayloadV5', () => {
 			(q) => q.type === 'builder_query',
 		) as QueryEnvelope;
 		const logSpec = builderQuery.spec as LogBuilderQuery;
-		expect(logSpec.filter).toEqual({ expression: '' });
+		expect(logSpec.filter).toStrictEqual({ expression: '' });
 	});
 });

frontend/src/api/v5/queryRange/prepareQueryRangePayloadV5.ts

@@ -243,7 +243,7 @@ export function parseAggregations(
 		let alias = match[2] || availableAlias; // Use provided alias or availableAlias if not matched
 		if (alias) {
 			// Remove quotes if present
-			alias = alias.replace(/^['"]|['"]$/g, '');
+			alias = alias.replaceAll(/^['"]|['"]$/g, '');
 			result.push({ expression: expr, alias });
 		} else {
 			result.push({ expression: expr });
@@ -634,8 +634,8 @@ export const prepareQueryRangePayloadV5 = ({
 	// Create V5 payload
 	const queryPayload: QueryRangePayloadV5 = {
 		schemaVersion: 'v1',
-		start: startTime ? startTime * 1e3 : parseInt(start, 10) * 1e3,
-		end: endTime ? endTime * 1e3 : parseInt(end, 10) * 1e3,
+		start: startTime ? startTime * 1e3 : Number.parseInt(start, 10) * 1e3,
+		end: endTime ? endTime * 1e3 : Number.parseInt(end, 10) * 1e3,
 		requestType,
 		compositeQuery: {
 			queries,

frontend/src/components/AppLoading/AppLoading.tsx

@@ -13,7 +13,7 @@ function AppLoading(): JSX.Element {
 		try {
 			const theme = get(LOCALSTORAGE.THEME);
 			return theme !== THEME_MODE.LIGHT; // Return true for dark, false for light
-		} catch (error) {
+		} catch {
 			// If localStorage is not available, default to dark theme
 			return true;
 		}

frontend/src/components/AppLoading/__tests__/AppLoading.test.tsx

@@ -23,7 +23,7 @@ describe('AppLoading', () => {
 
 	it('should render loading screen with dark theme by default', () => {
 		// Mock localStorage to return dark theme (or undefined for default)
-		mockGet.mockReturnValue(undefined);
+		mockGet.mockReturnValue();
 
 		render(<AppLoading />);
 
@@ -40,7 +40,7 @@ describe('AppLoading', () => {
 
 	it('should have proper structure and content', () => {
 		// Mock localStorage to return dark theme
-		mockGet.mockReturnValue(undefined);
+		mockGet.mockReturnValue();
 
 		render(<AppLoading />);
 

frontend/src/components/CeleryOverview/CeleryOverviewConfigOptions/CeleryOverviewConfigOptions.tsx

@@ -51,7 +51,7 @@ export function FilterSelect({
 	// Memoize options to include the typed value if not present
 	const mergedOptions = useMemo(() => {
 		if (
-			!!searchValue.trim().length &&
+			searchValue.trim().length > 0 &&
 			!options.some((opt) => opt.value === searchValue)
 		) {
 			return [{ value: searchValue, label: searchValue }, ...options];

frontend/src/components/CeleryTask/CeleryTaskGraph/useGetValueFromWidget.ts

@@ -57,7 +57,7 @@ export const useGetValueFromWidget = (
 			return 'Error';
 		}
 
-		const value = parseFloat(
+		const value = Number.parseFloat(
 			query.data?.payload?.data?.newResult?.data?.result?.[0]?.series?.[0]
 				?.values?.[0]?.value || 'NaN',
 		);

frontend/src/components/CeleryTask/CeleryUtils.ts

@@ -104,11 +104,11 @@ export const createFiltersFromData = (
 	op: string;
 	value: string;
 }> => {
-	const excludeKeys = ['A', 'A_without_unit'];
+	const excludeKeys = new Set(['A', 'A_without_unit']);
 
 	return (
 		Object.entries(data)
-			.filter(([key]) => !excludeKeys.includes(key))
+			.filter(([key]) => !excludeKeys.has(key))
 			// eslint-disable-next-line sonarjs/no-identical-functions
 			.map(([key, value]) => ({
 				id: uuidv4(),

frontend/src/components/ClientSideQBSearch/ClientSideQBSearch.tsx

@@ -440,8 +440,8 @@ function ClientSideQBSearch(
 			const values: Array<string | number | boolean> = [];
 			const { tagValue } = getTagToken(searchValue);
 			if (isArray(tagValue)) {
-				if (!isEmpty(tagValue[tagValue.length - 1])) {
-					values.push(tagValue[tagValue.length - 1]);
+				if (!isEmpty(tagValue.at(-1))) {
+					values.push(tagValue.at(-1));
 				}
 			} else if (!isEmpty(tagValue)) {
 				values.push(tagValue);
@@ -488,7 +488,7 @@ function ClientSideQBSearch(
 			const computedTagValue =
 				tag.value &&
 				Array.isArray(tag.value) &&
-				tag.value[tag.value.length - 1] === ''
+				tag.value.at(-1) === ''
 					? tag.value?.slice(0, -1)
 					: tag.value ?? '';
 			filterTags.items.push({
@@ -610,7 +610,7 @@ function ClientSideQBSearch(
 				searchValue={searchValue}
 				className={className}
 				rootClassName="query-builder-search client-side-qb-search"
-				disabled={!attributeKeys.length}
+				disabled={attributeKeys.length === 0}
 				style={selectStyle}
 				onSearch={handleSearch}
 				onSelect={handleDropdownSelect}

frontend/src/components/CustomTimePicker/CustomTimePicker.tsx

@@ -147,7 +147,7 @@ function CustomTimePicker({
 			return `Last ${selectedTime}`;
 		}
 
-		const value = parseInt(match[1], 10);
+		const value = Number.parseInt(match[1], 10);
 		const unit = match[2];
 
 		// Map unit abbreviations to full words
@@ -312,7 +312,7 @@ function CustomTimePicker({
 
 			const match = inputValue.match(/^(\d+)([mhdw])$/) as RegExpMatchArray;
 
-			const value = parseInt(match[1], 10);
+			const value = Number.parseInt(match[1], 10);
 			const unit = match[2];
 
 			const currentTime = dayjs();

frontend/src/components/CustomTimePicker/RangePickerModal.tsx

@@ -21,7 +21,7 @@ interface RangePickerModalProps {
 	setIsOpen: Dispatch<SetStateAction<boolean>>;
 	onCustomDateHandler: (
 		dateTimeRange: DateTimeRangeType,
-		lexicalContext?: LexicalContext | undefined,
+		lexicalContext?: LexicalContext  ,
 	) => void;
 	selectedTime: string;
 	onTimeChange?: (

frontend/src/components/CustomTimePicker/timezoneUtils.ts

@@ -82,7 +82,7 @@ const createTimezoneEntry = (
 		name: displayName,
 		value,
 		offset,
-		searchIndex: offset.replace(/ /g, ''),
+		searchIndex: offset.replaceAll(/ /g, ''),
 		...(hasDivider && { hasDivider }),
 	};
 };

frontend/src/components/DownloadOptionsMenu/DownloadOptionsMenu.test.tsx

@@ -13,7 +13,7 @@ import '@testing-library/jest-dom';
 import { DownloadFormats, DownloadRowCounts } from './constants';
 import DownloadOptionsMenu from './DownloadOptionsMenu';
 
-const mockDownloadExportData = jest.fn().mockResolvedValue(undefined);
+const mockDownloadExportData = jest.fn().mockResolvedValue();
 jest.mock('api/v1/download/downloadExportData', () => ({
 	downloadExportData: (...args: any[]): any => mockDownloadExportData(...args),
 	default: (...args: any[]): any => mockDownloadExportData(...args),
@@ -94,7 +94,7 @@ describe.each([
 	const testId = `periscope-btn-download-${dataSource}`;
 
 	beforeEach(() => {
-		mockDownloadExportData.mockReset().mockResolvedValue(undefined);
+		mockDownloadExportData.mockReset().mockResolvedValue();
 		(message.success as jest.Mock).mockReset();
 		(message.error as jest.Mock).mockReset();
 		mockUseQueryBuilder.mockReturnValue({
@@ -213,7 +213,7 @@ describe.each([
 			const callArgs = mockDownloadExportData.mock.calls[0][0];
 			const query = callArgs.body.compositeQuery.queries[0];
 			expect(query.spec.groupBy).toBeUndefined();
-			expect(query.spec.having).toEqual({ expression: '' });
+			expect(query.spec.having).toStrictEqual({ expression: '' });
 		});
 	});
 
@@ -238,7 +238,7 @@ describe.each([
 			expect(mockDownloadExportData).toHaveBeenCalledTimes(1);
 			const callArgs = mockDownloadExportData.mock.calls[0][0];
 			const query = callArgs.body.compositeQuery.queries[0];
-			expect(query.spec.selectFields).toEqual([
+			expect(query.spec.selectFields).toStrictEqual([
 				expect.objectContaining({
 					name: 'http.status',
 					fieldDataType: 'int64',
@@ -322,7 +322,7 @@ describe('DownloadOptionsMenu for traces with queryTraceOperator', () => {
 	const testId = `periscope-btn-download-${dataSource}`;
 
 	beforeEach(() => {
-		mockDownloadExportData.mockReset().mockResolvedValue(undefined);
+		mockDownloadExportData.mockReset().mockResolvedValue();
 		(message.success as jest.Mock).mockReset();
 	});
 

frontend/src/components/DraggableTableRow/tests/utils.test.ts

@@ -6,39 +6,39 @@ jest.mock('react-dnd', () => ({
 }));
 
 describe('Utils testing of DraggableTableRow component', () => {
-	test('Should dropHandler return true', () => {
+	it('Should dropHandler return true', () => {
 		const monitor = {
 			isOver: jest.fn().mockReturnValueOnce(true),
 		} as never;
 		const dropDataTruthy = dropHandler(monitor);
 
-		expect(dropDataTruthy).toEqual({ isOver: true });
+		expect(dropDataTruthy).toStrictEqual({ isOver: true });
 	});
 
-	test('Should dropHandler return false', () => {
+	it('Should dropHandler return false', () => {
 		const monitor = {
 			isOver: jest.fn().mockReturnValueOnce(false),
 		} as never;
 		const dropDataFalsy = dropHandler(monitor);
 
-		expect(dropDataFalsy).toEqual({ isOver: false });
+		expect(dropDataFalsy).toStrictEqual({ isOver: false });
 	});
 
-	test('Should dragHandler return true', () => {
+	it('Should dragHandler return true', () => {
 		const monitor = {
 			isDragging: jest.fn().mockReturnValueOnce(true),
 		} as never;
 		const dragDataTruthy = dragHandler(monitor);
 
-		expect(dragDataTruthy).toEqual({ isDragging: true });
+		expect(dragDataTruthy).toStrictEqual({ isDragging: true });
 	});
 
-	test('Should dragHandler return false', () => {
+	it('Should dragHandler return false', () => {
 		const monitor = {
 			isDragging: jest.fn().mockReturnValueOnce(false),
 		} as never;
 		const dragDataFalsy = dragHandler(monitor);
 
-		expect(dragDataFalsy).toEqual({ isDragging: false });
+		expect(dragDataFalsy).toStrictEqual({ isDragging: false });
 	});
 });

frontend/src/components/EditMemberDrawer/__tests__/EditMemberDrawer.test.tsx

@@ -361,12 +361,10 @@ describe('EditMemberDrawer', () => {
 
 		await user.click(screen.getByRole('button', { name: /delete member/i }));
 
-		expect(
-			await screen.findByText(/are you sure you want to delete/i),
-		).toBeInTheDocument();
+		await expect(screen.findByText(/are you sure you want to delete/i)).resolves.toBeInTheDocument();
 
 		const confirmBtns = screen.getAllByRole('button', { name: /delete member/i });
-		await user.click(confirmBtns[confirmBtns.length - 1]);
+		await user.click(confirmBtns.at(-1));
 
 		await waitFor(() => {
 			expect(mockDeleteMutate).toHaveBeenCalledWith({
@@ -441,12 +439,10 @@ describe('EditMemberDrawer', () => {
 
 		await user.click(screen.getByRole('button', { name: /revoke invite/i }));
 
-		expect(
-			await screen.findByText(/Are you sure you want to revoke the invite/i),
-		).toBeInTheDocument();
+		await expect(screen.findByText(/Are you sure you want to revoke the invite/i)).resolves.toBeInTheDocument();
 
 		const confirmBtns = screen.getAllByRole('button', { name: /revoke invite/i });
-		await user.click(confirmBtns[confirmBtns.length - 1]);
+		await user.click(confirmBtns.at(-1));
 
 		await waitFor(() => {
 			expect(mockDeleteMutate).toHaveBeenCalledWith({
@@ -553,7 +549,7 @@ describe('EditMemberDrawer', () => {
 			const confirmBtns = screen.getAllByRole('button', {
 				name: /delete member/i,
 			});
-			await user.click(confirmBtns[confirmBtns.length - 1]);
+			await user.click(confirmBtns.at(-1));
 
 			await waitFor(() => {
 				expect(showErrorModal).toHaveBeenCalledWith(
@@ -584,7 +580,7 @@ describe('EditMemberDrawer', () => {
 			const confirmBtns = screen.getAllByRole('button', {
 				name: /revoke invite/i,
 			});
-			await user.click(confirmBtns[confirmBtns.length - 1]);
+			await user.click(confirmBtns.at(-1));
 
 			await waitFor(() => {
 				expect(showErrorModal).toHaveBeenCalledWith(

frontend/src/components/ErrorModal/ErrorModal.test.tsx

@@ -180,7 +180,7 @@ it('should close the modal when the onCancel event is triggered', async () => {
 
 	await waitFor(() => {
 		// check if the modal is not visible
-		const modal = document.getElementsByClassName('ant-modal');
+		const modal = document.querySelectorAll('.ant-modal');
 		const style = window.getComputedStyle(modal[0]);
 		expect(style.display).toBe('none');
 	});

frontend/src/components/ExplorerCard/utils.ts

@@ -34,7 +34,7 @@ export const getViewDetailsUsingViewKey: GetViewDetailsUsingViewKey = (
 		const query = mapQueryDataFromApi(compositeQuery);
 		return { query, name, id, panelType: compositeQuery.panelType, extraData };
 	}
-	return undefined;
+	return;
 };
 
 export const omitIdFromQuery = (query: Query | null): any => ({
@@ -198,7 +198,7 @@ export const deleteViewHandler = ({
 
 export const trimViewName = (viewName: string): string => {
 	if (viewName.length > 20) {
-		return `${viewName.substring(0, 20)}...`;
+		return `${viewName.slice(0, 20)}...`;
 	}
 	return viewName;
 };

frontend/src/components/Graph/Plugin/Legend.ts

@@ -9,7 +9,7 @@ const getOrCreateLegendList = (
 	id: string,
 	isLonger: boolean,
 ): HTMLUListElement => {
-	const legendContainer = document.getElementById(id);
+	const legendContainer = document.querySelector(`#${id}`);
 	let listContainer = legendContainer?.querySelector('ul');
 
 	if (!listContainer) {
@@ -26,7 +26,7 @@ const getOrCreateLegendList = (
 		listContainer.style.flexWrap = 'wrap';
 		listContainer.style.justifyContent = 'center';
 		listContainer.style.fontSize = '0.75rem';
-		legendContainer?.appendChild(listContainer);
+		legendContainer?.append(listContainer);
 	}
 
 	return listContainer;
@@ -64,7 +64,7 @@ export const legend = (id: string, isLonger: boolean): Plugin<ChartType> => ({
 			// li.style.marginTop = '5px';
 
 			li.onclick = (): void => {
-				// @ts-ignore
+				// @ts-expect-error
 				const { type } = chart.config;
 				if (type === 'pie' || type === 'doughnut') {
 					// Pie and doughnut charts only have a single dataset and visibility is per item
@@ -101,11 +101,11 @@ export const legend = (id: string, isLonger: boolean): Plugin<ChartType> => ({
 				textContainer.style.textDecoration = item.hidden ? 'line-through' : '';
 
 				const text = document.createTextNode(item.text);
-				textContainer.appendChild(text);
+				textContainer.append(text);
 
-				li.appendChild(boxSpan);
-				li.appendChild(textContainer);
-				ul.appendChild(li);
+				li.append(boxSpan);
+				li.append(textContainer);
+				ul.append(li);
 			}
 		});
 	},

frontend/src/components/Graph/__tests__/xAxisConfig.test.ts

@@ -9,7 +9,7 @@ describe('xAxisConfig for Chart', () => {
 				const start = dayjs();
 				const end = start.add(10, 'millisecond');
 
-				expect(convertTimeRange(start.valueOf(), end.valueOf()).unitName).toEqual(
+				expect(convertTimeRange(start.valueOf(), end.valueOf()).unitName).toStrictEqual(
 					TIME_UNITS.millisecond,
 				);
 			}
@@ -17,7 +17,7 @@ describe('xAxisConfig for Chart', () => {
 				const start = dayjs();
 				const end = start.add(10, 'second');
 
-				expect(convertTimeRange(start.valueOf(), end.valueOf()).unitName).toEqual(
+				expect(convertTimeRange(start.valueOf(), end.valueOf()).unitName).toStrictEqual(
 					TIME_UNITS.second,
 				);
 			}
@@ -25,7 +25,7 @@ describe('xAxisConfig for Chart', () => {
 				const start = dayjs();
 				const end = start.add(10, 'minute');
 
-				expect(convertTimeRange(start.valueOf(), end.valueOf()).unitName).toEqual(
+				expect(convertTimeRange(start.valueOf(), end.valueOf()).unitName).toStrictEqual(
 					TIME_UNITS.minute,
 				);
 			}
@@ -33,7 +33,7 @@ describe('xAxisConfig for Chart', () => {
 				const start = dayjs();
 				const end = start.add(10, 'hour');
 
-				expect(convertTimeRange(start.valueOf(), end.valueOf()).unitName).toEqual(
+				expect(convertTimeRange(start.valueOf(), end.valueOf()).unitName).toStrictEqual(
 					TIME_UNITS.hour,
 				);
 			}
@@ -41,7 +41,7 @@ describe('xAxisConfig for Chart', () => {
 				const start = dayjs();
 				const end = start.add(10, 'day');
 
-				expect(convertTimeRange(start.valueOf(), end.valueOf()).unitName).toEqual(
+				expect(convertTimeRange(start.valueOf(), end.valueOf()).unitName).toStrictEqual(
 					TIME_UNITS.day,
 				);
 			}
@@ -49,7 +49,7 @@ describe('xAxisConfig for Chart', () => {
 				const start = dayjs();
 				const end = start.add(10, 'week');
 
-				expect(convertTimeRange(start.valueOf(), end.valueOf()).unitName).toEqual(
+				expect(convertTimeRange(start.valueOf(), end.valueOf()).unitName).toStrictEqual(
 					TIME_UNITS.week,
 				);
 			}
@@ -57,7 +57,7 @@ describe('xAxisConfig for Chart', () => {
 				const start = dayjs();
 				const end = start.add(10, 'month');
 
-				expect(convertTimeRange(start.valueOf(), end.valueOf()).unitName).toEqual(
+				expect(convertTimeRange(start.valueOf(), end.valueOf()).unitName).toStrictEqual(
 					TIME_UNITS.month,
 				);
 			}
@@ -65,7 +65,7 @@ describe('xAxisConfig for Chart', () => {
 				const start = dayjs();
 				const end = start.add(10, 'year');
 
-				expect(convertTimeRange(start.valueOf(), end.valueOf()).unitName).toEqual(
+				expect(convertTimeRange(start.valueOf(), end.valueOf()).unitName).toStrictEqual(
 					TIME_UNITS.year,
 				);
 			}

frontend/src/components/Graph/__tests__/yAxisConfig.test.ts

@@ -7,7 +7,7 @@ const testFullPrecisionGetYAxisFormattedValue = (
 ): string => getYAxisFormattedValue(value, format, PrecisionOptionsEnum.FULL);
 
 describe('getYAxisFormattedValue - none (full precision legacy assertions)', () => {
-	test('large integers and decimals', () => {
+	it('large integers and decimals', () => {
 		expect(testFullPrecisionGetYAxisFormattedValue('250034', 'none')).toBe(
 			'250034',
 		);
@@ -22,7 +22,7 @@ describe('getYAxisFormattedValue - none (full precision legacy assertions)', ()
 		);
 	});
 
-	test('preserves leading zeros after decimal until first non-zero', () => {
+	it('preserves leading zeros after decimal until first non-zero', () => {
 		expect(testFullPrecisionGetYAxisFormattedValue('1.0000234', 'none')).toBe(
 			'1.0000234',
 		);
@@ -31,7 +31,7 @@ describe('getYAxisFormattedValue - none (full precision legacy assertions)', ()
 		);
 	});
 
-	test('trims to three significant decimals and removes trailing zeros', () => {
+	it('trims to three significant decimals and removes trailing zeros', () => {
 		expect(
 			testFullPrecisionGetYAxisFormattedValue('0.000000250034', 'none'),
 		).toBe('0.000000250034');
@@ -55,7 +55,7 @@ describe('getYAxisFormattedValue - none (full precision legacy assertions)', ()
 		).toBe('0.00000025');
 	});
 
-	test('whole numbers normalize', () => {
+	it('whole numbers normalize', () => {
 		expect(testFullPrecisionGetYAxisFormattedValue('1000', 'none')).toBe('1000');
 		expect(testFullPrecisionGetYAxisFormattedValue('99.5458', 'none')).toBe(
 			'99.5458',
@@ -68,7 +68,7 @@ describe('getYAxisFormattedValue - none (full precision legacy assertions)', ()
 		);
 	});
 
-	test('strip redundant decimal zeros', () => {
+	it('strip redundant decimal zeros', () => {
 		expect(testFullPrecisionGetYAxisFormattedValue('1000.000', 'none')).toBe(
 			'1000',
 		);
@@ -78,7 +78,7 @@ describe('getYAxisFormattedValue - none (full precision legacy assertions)', ()
 		expect(testFullPrecisionGetYAxisFormattedValue('1.000', 'none')).toBe('1');
 	});
 
-	test('edge values', () => {
+	it('edge values', () => {
 		expect(testFullPrecisionGetYAxisFormattedValue('0', 'none')).toBe('0');
 		expect(testFullPrecisionGetYAxisFormattedValue('-0', 'none')).toBe('0');
 		expect(testFullPrecisionGetYAxisFormattedValue('Infinity', 'none')).toBe('∞');
@@ -92,7 +92,7 @@ describe('getYAxisFormattedValue - none (full precision legacy assertions)', ()
 		expect(testFullPrecisionGetYAxisFormattedValue('abc123', 'none')).toBe('NaN');
 	});
 
-	test('small decimals keep precision as-is', () => {
+	it('small decimals keep precision as-is', () => {
 		expect(testFullPrecisionGetYAxisFormattedValue('0.0001', 'none')).toBe(
 			'0.0001',
 		);
@@ -104,7 +104,7 @@ describe('getYAxisFormattedValue - none (full precision legacy assertions)', ()
 		);
 	});
 
-	test('simple decimals preserved', () => {
+	it('simple decimals preserved', () => {
 		expect(testFullPrecisionGetYAxisFormattedValue('0.1', 'none')).toBe('0.1');
 		expect(testFullPrecisionGetYAxisFormattedValue('0.2', 'none')).toBe('0.2');
 		expect(testFullPrecisionGetYAxisFormattedValue('0.3', 'none')).toBe('0.3');
@@ -115,7 +115,7 @@ describe('getYAxisFormattedValue - none (full precision legacy assertions)', ()
 });
 
 describe('getYAxisFormattedValue - units (full precision legacy assertions)', () => {
-	test('ms', () => {
+	it('ms', () => {
 		expect(testFullPrecisionGetYAxisFormattedValue('1500', 'ms')).toBe('1.5 s');
 		expect(testFullPrecisionGetYAxisFormattedValue('500', 'ms')).toBe('500 ms');
 		expect(testFullPrecisionGetYAxisFormattedValue('60000', 'ms')).toBe('1 min');
@@ -127,19 +127,19 @@ describe('getYAxisFormattedValue - units (full precision legacy assertions)', ()
 		);
 	});
 
-	test('s', () => {
+	it('s', () => {
 		expect(testFullPrecisionGetYAxisFormattedValue('90', 's')).toBe('1.5 mins');
 		expect(testFullPrecisionGetYAxisFormattedValue('30', 's')).toBe('30 s');
 		expect(testFullPrecisionGetYAxisFormattedValue('3600', 's')).toBe('1 hour');
 	});
 
-	test('m', () => {
+	it('m', () => {
 		expect(testFullPrecisionGetYAxisFormattedValue('90', 'm')).toBe('1.5 hours');
 		expect(testFullPrecisionGetYAxisFormattedValue('30', 'm')).toBe('30 min');
 		expect(testFullPrecisionGetYAxisFormattedValue('1440', 'm')).toBe('1 day');
 	});
 
-	test('bytes', () => {
+	it('bytes', () => {
 		expect(testFullPrecisionGetYAxisFormattedValue('1024', 'bytes')).toBe(
 			'1 KiB',
 		);
@@ -149,7 +149,7 @@ describe('getYAxisFormattedValue - units (full precision legacy assertions)', ()
 		);
 	});
 
-	test('mbytes', () => {
+	it('mbytes', () => {
 		expect(testFullPrecisionGetYAxisFormattedValue('1024', 'mbytes')).toBe(
 			'1 GiB',
 		);
@@ -161,7 +161,7 @@ describe('getYAxisFormattedValue - units (full precision legacy assertions)', ()
 		);
 	});
 
-	test('kbytes', () => {
+	it('kbytes', () => {
 		expect(testFullPrecisionGetYAxisFormattedValue('1024', 'kbytes')).toBe(
 			'1 MiB',
 		);
@@ -173,7 +173,7 @@ describe('getYAxisFormattedValue - units (full precision legacy assertions)', ()
 		);
 	});
 
-	test('short', () => {
+	it('short', () => {
 		expect(testFullPrecisionGetYAxisFormattedValue('1000', 'short')).toBe('1 K');
 		expect(testFullPrecisionGetYAxisFormattedValue('1500', 'short')).toBe(
 			'1.5 K',
@@ -201,7 +201,7 @@ describe('getYAxisFormattedValue - units (full precision legacy assertions)', ()
 		);
 	});
 
-	test('percent', () => {
+	it('percent', () => {
 		expect(testFullPrecisionGetYAxisFormattedValue('0.15', 'percent')).toBe(
 			'0.15%',
 		);
@@ -235,7 +235,7 @@ describe('getYAxisFormattedValue - units (full precision legacy assertions)', ()
 		).toBe('1.005555555595959%');
 	});
 
-	test('ratio', () => {
+	it('ratio', () => {
 		expect(testFullPrecisionGetYAxisFormattedValue('0.5', 'ratio')).toBe(
 			'0.5 ratio',
 		);
@@ -247,7 +247,7 @@ describe('getYAxisFormattedValue - units (full precision legacy assertions)', ()
 		);
 	});
 
-	test('temperature units', () => {
+	it('temperature units', () => {
 		expect(testFullPrecisionGetYAxisFormattedValue('25', 'celsius')).toBe(
 			'25 °C',
 		);
@@ -267,13 +267,13 @@ describe('getYAxisFormattedValue - units (full precision legacy assertions)', ()
 		);
 	});
 
-	test('ms edge cases', () => {
+	it('ms edge cases', () => {
 		expect(testFullPrecisionGetYAxisFormattedValue('0', 'ms')).toBe('0 ms');
 		expect(testFullPrecisionGetYAxisFormattedValue('-1500', 'ms')).toBe('-1.5 s');
 		expect(testFullPrecisionGetYAxisFormattedValue('Infinity', 'ms')).toBe('∞');
 	});
 
-	test('bytes edge cases', () => {
+	it('bytes edge cases', () => {
 		expect(testFullPrecisionGetYAxisFormattedValue('0', 'bytes')).toBe('0 B');
 		expect(testFullPrecisionGetYAxisFormattedValue('-1024', 'bytes')).toBe(
 			'-1 KiB',
@@ -282,7 +282,7 @@ describe('getYAxisFormattedValue - units (full precision legacy assertions)', ()
 });
 
 describe('getYAxisFormattedValue - precision option tests', () => {
-	test('precision 0 drops decimal part', () => {
+	it('precision 0 drops decimal part', () => {
 		expect(getYAxisFormattedValue('1.2345', 'none', 0)).toBe('1');
 		expect(getYAxisFormattedValue('0.9999', 'none', 0)).toBe('0');
 		expect(getYAxisFormattedValue('12345.6789', 'none', 0)).toBe('12345');
@@ -294,7 +294,7 @@ describe('getYAxisFormattedValue - precision option tests', () => {
 		// with unit
 		expect(getYAxisFormattedValue('4353.81', 'ms', 0)).toBe('4 s');
 	});
-	test('precision 1,2,3,4 decimals', () => {
+	it('precision 1,2,3,4 decimals', () => {
 		expect(getYAxisFormattedValue('1.2345', 'none', 1)).toBe('1.2');
 		expect(getYAxisFormattedValue('1.2345', 'none', 2)).toBe('1.23');
 		expect(getYAxisFormattedValue('1.2345', 'none', 3)).toBe('1.234');
@@ -345,7 +345,7 @@ describe('getYAxisFormattedValue - precision option tests', () => {
 		expect(getYAxisFormattedValue('0.123456', 'percent', 4)).toBe('0.1235%'); // approximation
 	});
 
-	test('precision full uses up to DEFAULT_SIGNIFICANT_DIGITS significant digits', () => {
+	it('precision full uses up to DEFAULT_SIGNIFICANT_DIGITS significant digits', () => {
 		expect(
 			getYAxisFormattedValue(
 				'0.00002625429914148441',

frontend/src/components/Graph/xAxisConfig.ts

@@ -109,8 +109,8 @@ export const useXAxisTimeUnit = (
 			};
 			const time = getTimeStamp(timeStamp as Date | number);
 
-			minTimeLocal = Math.min(parseInt(time.toString(), 10), minTimeLocal);
-			maxTimeLocal = Math.max(parseInt(time.toString(), 10), maxTimeLocal);
+			minTimeLocal = Math.min(Number.parseInt(time.toString(), 10), minTimeLocal);
+			maxTimeLocal = Math.max(Number.parseInt(time.toString(), 10), maxTimeLocal);
 		});
 
 		localTime = {

frontend/src/components/Graph/yAxisConfig.ts

@@ -25,7 +25,7 @@ export const getYAxisFormattedValue = (
 	format: string,
 	precision: PrecisionOption = 2, // default precision requested
 ): string => {
-	const numValue = parseFloat(value);
+	const numValue = Number.parseFloat(value);
 
 	// Handle non-numeric or special values first.
 	if (isNaN(numValue)) {
@@ -79,10 +79,10 @@ export const getYAxisFormattedValue = (
 		}
 
 		const formatter = getValueFormat(format);
-		const formattedValue = formatter(numValue, computeDecimals(), undefined);
+		const formattedValue = formatter(numValue, computeDecimals());
 		if (formattedValue.text && formattedValue.text.includes('.')) {
 			formattedValue.text = formatDecimalWithLeadingZeros(
-				parseFloat(formattedValue.text),
+				Number.parseFloat(formattedValue.text),
 				precision,
 			);
 		}

frontend/src/components/GuardAuthZ/GuardAuthZ.test.tsx

@@ -284,7 +284,7 @@ describe('GuardAuthZ', () => {
 
 		expect(
 			screen.getAllByText(
-				new RegExp(permission.replace(/[.*+?^${}()|[\]\\]/g, '\\$&')),
+				new RegExp(permission.replaceAll(/[.*+?^${}()|[\]\\]/g, '\\$&')),
 			).length,
 		).toBeGreaterThan(0);
 		expect(screen.queryByText('Protected Content')).not.toBeInTheDocument();

frontend/src/components/InviteMembersModal/__tests__/InviteMembersModal.test.tsx

@@ -90,11 +90,9 @@ describe('InviteMembersModal', () => {
 				screen.getByRole('button', { name: /invite team members/i }),
 			);
 
-			expect(
-				await screen.findByText(
+			await expect(screen.findByText(
 					'Please enter valid emails and select roles for team members',
-				),
-			).toBeInTheDocument();
+				)).resolves.toBeInTheDocument();
 		});
 
 		it('shows email-only message when email is invalid but role is selected', async () => {
@@ -112,9 +110,7 @@ describe('InviteMembersModal', () => {
 				screen.getByRole('button', { name: /invite team members/i }),
 			);
 
-			expect(
-				await screen.findByText('Please enter valid emails for team members'),
-			).toBeInTheDocument();
+			await expect(screen.findByText('Please enter valid emails for team members')).resolves.toBeInTheDocument();
 		});
 
 		it('shows role-only message when email is valid but role is missing', async () => {
@@ -130,9 +126,7 @@ describe('InviteMembersModal', () => {
 				screen.getByRole('button', { name: /invite team members/i }),
 			);
 
-			expect(
-				await screen.findByText('Please select roles for team members'),
-			).toBeInTheDocument();
+			await expect(screen.findByText('Please select roles for team members')).resolves.toBeInTheDocument();
 		});
 	});
 
@@ -204,7 +198,7 @@ describe('InviteMembersModal', () => {
 			await user.type(emailInputs[1], 'bob@signoz.io');
 			await user.click(screen.getAllByText('Select roles')[0]);
 			const editorOptions = await screen.findAllByText('Editor');
-			await user.click(editorOptions[editorOptions.length - 1]);
+			await user.click(editorOptions.at(-1));
 
 			await user.click(
 				screen.getByRole('button', { name: /invite team members/i }),
@@ -256,7 +250,7 @@ describe('InviteMembersModal', () => {
 		await user.type(emailInputs[1], 'bob@signoz.io');
 		await user.click(screen.getAllByText('Select roles')[0]);
 		const editorOptions = await screen.findAllByText('Editor');
-		await user.click(editorOptions[editorOptions.length - 1]);
+		await user.click(editorOptions.at(-1));
 
 		await user.click(
 			screen.getByRole('button', { name: /invite team members/i }),

frontend/src/components/LogDetail/QueryBuilderSearchWrapper.tsx

@@ -26,7 +26,7 @@ function QueryBuilderSearchWrapper({
 		const tagFiltersLength = tagFilters.items.length;
 
 		if (
-			(!tagFiltersLength && (!filters || !filters.items.length)) ||
+			(!tagFiltersLength && (!filters || filters.items.length === 0)) ||
 			tagFiltersLength === filters?.items.length ||
 			!contextQuery
 		) {

frontend/src/components/LogDetail/index.tsx

@@ -163,7 +163,7 @@ function LogDetailInner({
 	}, [log.id, logs, onNavigateLog, onScrollToLog, selectedView]);
 
 	const listQuery = useMemo(() => {
-		if (!stagedQuery || stagedQuery.builder.queryData.length < 1) {
+		if (!stagedQuery || stagedQuery.builder.queryData.length === 0) {
 			return null;
 		}
 

frontend/src/components/Logs/LogStateIndicator/utils.test.ts

@@ -27,7 +27,7 @@ describe('getLogIndicatorType', () => {
 		expect(getLogIndicatorType(log)).toBe('TRACE');
 	});
 
-	it('severity_text should be used when severity_number is absent ', () => {
+	it('severity_text should be used when severity_number is absent', () => {
 		const log = {
 			date: '2024-02-29T12:34:46Z',
 			timestamp: 1646115296,
@@ -157,7 +157,7 @@ describe('logIndicatorBySeverityNumber', () => {
 	];
 	logLevelExpectations.forEach((e) => {
 		for (let sevNum = e.minSevNumber; sevNum <= e.maxSevNumber; sevNum++) {
-			const sevText = (Math.random() + 1).toString(36).substring(2);
+			const sevText = (Math.random() + 1).toString(36).slice(2);
 
 			const log = {
 				date: '2024-02-29T12:34:46Z',

frontend/src/components/Logs/TableView/useTableView.tsx

@@ -55,7 +55,7 @@ export const useTableView = (props: UseTableViewProps): UseTableViewResult => {
 				title: name,
 				dataIndex: name,
 				accessorKey: name,
-				id: name.toLowerCase().replace(/\./g, '_'),
+				id: name.toLowerCase().replaceAll(/\./g, '_'),
 				key: name,
 				render: (field): ColumnTypeRender<Record<string, unknown>> => ({
 					props: {

frontend/src/components/LogsFormatOptionsMenu/LogsFormatOptionsMenu.tsx

@@ -77,7 +77,7 @@ function OptionsMenu({
 	};
 
 	const handleSearchValueChange = useDebouncedFn((event): void => {
-		// @ts-ignore
+		// @ts-expect-error
 		const value = event?.target?.value || '';
 
 		if (addColumn && addColumn?.onSearch) {

frontend/src/components/LogsFormatOptionsMenu/__tests__/LogsFormatOptionsMenu.test.tsx

@@ -72,7 +72,7 @@ describe('LogsFormatOptionsMenu (unit)', () => {
 		fireEvent.click(formatButton);
 
 		const getMenuItems = (): Element[] =>
-			Array.from(document.querySelectorAll('.menu-items .item'));
+			[...document.querySelectorAll('.menu-items .item')];
 		const findItemByLabel = (label: string): Element | undefined =>
 			getMenuItems().find((el) => (el.textContent || '').includes(label));
 
@@ -136,9 +136,7 @@ describe('LogsFormatOptionsMenu (unit)', () => {
 		fireEvent.click(fontButton);
 
 		// Choose MEDIUM
-		const optionButtons = Array.from(
-			document.querySelectorAll('.font-size-dropdown .option-btn'),
-		);
+		const optionButtons = [...document.querySelectorAll('.font-size-dropdown .option-btn')];
 		const mediumBtn = optionButtons[1] as HTMLElement;
 		fireEvent.click(mediumBtn);
 

frontend/src/components/MarkdownRenderer/MarkdownRenderer.tsx

@@ -50,7 +50,7 @@ function Code({
 	const match = /language-(\w+)/.exec(className || '');
 	return !inline && match ? (
 		<SyntaxHighlighter
-			// @ts-ignore
+			// @ts-expect-error
 			style={a11yDark}
 			language={match[1]}
 			PreTag="div"
@@ -115,7 +115,7 @@ function MarkdownRenderer({
 			className={className}
 			rehypePlugins={[rehypeRaw as any]}
 			components={{
-				// @ts-ignore
+				// @ts-expect-error
 				a: Link,
 				pre: ({ children }) =>
 					Pre({

frontend/src/components/MessagingQueueHealthCheck/MessagingQueueHealthCheck.tsx

@@ -26,9 +26,9 @@ function MessagingQueueHealthCheck({
 		isFetching: consumerLoading,
 	} = useOnboardingStatus(
 		{
-			enabled: !!serviceToInclude.filter(
+			enabled: serviceToInclude.filter(
 				(service) => service === MessagingQueueHealthCheckService.Consumers,
-			).length,
+			).length > 0,
 		},
 		MessagingQueueHealthCheckService.Consumers,
 	);
@@ -40,9 +40,9 @@ function MessagingQueueHealthCheck({
 		isFetching: producerLoading,
 	} = useOnboardingStatus(
 		{
-			enabled: !!serviceToInclude.filter(
+			enabled: serviceToInclude.filter(
 				(service) => service === MessagingQueueHealthCheckService.Producers,
-			).length,
+			).length > 0,
 		},
 		MessagingQueueHealthCheckService.Producers,
 	);
@@ -54,9 +54,9 @@ function MessagingQueueHealthCheck({
 		isFetching: kafkaLoading,
 	} = useOnboardingStatus(
 		{
-			enabled: !!serviceToInclude.filter(
+			enabled: serviceToInclude.filter(
 				(service) => service === MessagingQueueHealthCheckService.Kafka,
-			).length,
+			).length > 0,
 		},
 		MessagingQueueHealthCheckService.Kafka,
 	);

frontend/src/components/NewSelect/CustomMultiSelect.tsx

@@ -607,7 +607,7 @@ const CustomMultiSelect: React.FC<CustomMultiSelectProps> = ({
 			try {
 				const parts = text.split(
 					new RegExp(
-						`(${searchQuery.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, '\\$&')})`,
+						`(${searchQuery.replaceAll(/[-[\]{}()*+?.,\\^$|#\s]/g, '\\$&')})`,
 						'gi',
 					),
 				);
@@ -615,7 +615,7 @@ const CustomMultiSelect: React.FC<CustomMultiSelectProps> = ({
 					<>
 						{parts.map((part, i) => {
 							// Create a unique key that doesn't rely on array index
-							const uniqueKey = `${text.substring(0, 3)}-${part.substring(0, 3)}-${i}`;
+							const uniqueKey = `${text.slice(0, 3)}-${part.slice(0, 3)}-${i}`;
 
 							return part.toLowerCase() === searchQuery.toLowerCase() ? (
 								<span key={uniqueKey} className="highlight-text">
@@ -819,7 +819,7 @@ const CustomMultiSelect: React.FC<CustomMultiSelectProps> = ({
 	const getLastVisibleChipIndex = useCallback((): number => {
 		const visibleIndices = getVisibleChipIndices();
 		return visibleIndices.length > 0
-			? visibleIndices[visibleIndices.length - 1]
+			? visibleIndices.at(-1)
 			: -1;
 	}, [getVisibleChipIndices]);
 

frontend/src/components/NewSelect/CustomSelect.tsx

@@ -152,7 +152,7 @@ const CustomSelect: React.FC<CustomSelectProps> = ({
 			try {
 				const parts = text.split(
 					new RegExp(
-						`(${searchQuery.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, '\\$&')})`,
+						`(${searchQuery.replaceAll(/[-[\]{}()*+?.,\\^$|#\s]/g, '\\$&')})`,
 						'gi',
 					),
 				);
@@ -160,7 +160,7 @@ const CustomSelect: React.FC<CustomSelectProps> = ({
 					<>
 						{parts.map((part, i) => {
 							// Create a deterministic but unique key
-							const uniqueKey = `${text.substring(0, 3)}-${part.substring(0, 3)}-${i}`;
+							const uniqueKey = `${text.slice(0, 3)}-${part.slice(0, 3)}-${i}`;
 
 							return part.toLowerCase() === searchQuery.toLowerCase() ? (
 								<span key={uniqueKey} className="highlight-text">

frontend/src/components/NewSelect/__test__/CustomMultiSelect.comprehensive.test.tsx

@@ -61,7 +61,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 
 	// ===== 1. CUSTOM VALUES SUPPORT =====
 	describe('Custom Values Support (CS)', () => {
-		test('CS-01: Custom values persist in selected state', async () => {
+		it('CS-01: Custom values persist in selected state', async () => {
 			const { rerender } = renderWithVirtuoso(
 				<CustomMultiSelect
 					options={mockOptions}
@@ -87,7 +87,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			expect(screen.getByText('another-custom')).toBeInTheDocument();
 		});
 
-		test('CS-02: Partial matches create custom values', async () => {
+		it('CS-02: Partial matches create custom values', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect
 					options={mockOptions}
@@ -129,7 +129,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			expect(combobox).toBeInTheDocument();
 		});
 
-		test('CS-03: Exact match filtering behavior', async () => {
+		it('CS-03: Exact match filtering behavior', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect options={mockOptions} onChange={mockOnChange} />,
 			);
@@ -154,14 +154,14 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			await waitFor(() => {
 				// Check for highlighted "frontend" text
 				const highlightedElements = document.querySelectorAll('.highlight-text');
-				const highlightTexts = Array.from(highlightedElements).map(
+				const highlightTexts = [...highlightedElements].map(
 					(el) => el.textContent,
 				);
 				expect(highlightTexts).toContain('Frontend');
 
 				// Frontend option should be visible in dropdown - use a simpler approach
 				const optionLabels = document.querySelectorAll('.option-label-text');
-				const hasFrontendOption = Array.from(optionLabels).some((label) =>
+				const hasFrontendOption = [...optionLabels].some((label) =>
 					label.textContent?.includes('Frontend'),
 				);
 				expect(hasFrontendOption).toBe(true);
@@ -176,7 +176,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('CS-04: Search filtering with "end" pattern', async () => {
+		it('CS-04: Search filtering with "end" pattern', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect options={mockOptions} onChange={mockOnChange} />,
 			);
@@ -201,19 +201,19 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			await waitFor(() => {
 				// Check for highlighted "end" text in the options
 				const highlightedElements = document.querySelectorAll('.highlight-text');
-				const highlightTexts = Array.from(highlightedElements).map(
+				const highlightTexts = [...highlightedElements].map(
 					(el) => el.textContent,
 				);
 				expect(highlightTexts).toContain('end');
 
 				// Check that Frontend and Backend options are present with highlighted text
 				const optionLabels = document.querySelectorAll('.option-label-text');
-				const hasFrontendOption = Array.from(optionLabels).some(
+				const hasFrontendOption = [...optionLabels].some(
 					(label) =>
 						label.textContent?.includes('Front') &&
 						label.textContent?.includes('end'),
 				);
-				const hasBackendOption = Array.from(optionLabels).some(
+				const hasBackendOption = [...optionLabels].some(
 					(label) =>
 						label.textContent?.includes('Back') && label.textContent?.includes('end'),
 				);
@@ -222,10 +222,10 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 				expect(hasBackendOption).toBe(true);
 
 				// Other options should be filtered out
-				const hasDatabaseOption = Array.from(optionLabels).some((label) =>
+				const hasDatabaseOption = [...optionLabels].some((label) =>
 					label.textContent?.includes('Database'),
 				);
-				const hasApiGatewayOption = Array.from(optionLabels).some((label) =>
+				const hasApiGatewayOption = [...optionLabels].some((label) =>
 					label.textContent?.includes('API Gateway'),
 				);
 
@@ -234,7 +234,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('CS-05: Comma-separated values behavior', async () => {
+		it('CS-05: Comma-separated values behavior', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect options={mockOptions} onChange={mockOnChange} />,
 			);
@@ -281,7 +281,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 
 	// ===== 2. SEARCH AND FILTERING =====
 	describe('Search and Filtering (SF)', () => {
-		test('SF-01: Selected values pushed to top', async () => {
+		it('SF-01: Selected values pushed to top', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect
 					options={mockOptions}
@@ -298,14 +298,14 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 				expect(dropdown).toBeInTheDocument();
 
 				const options = dropdown?.querySelectorAll('.option-label-text') || [];
-				const optionTexts = Array.from(options).map((el) => el.textContent);
+				const optionTexts = [...options].map((el) => el.textContent);
 
 				// Database should be at the top (after ALL option if present)
 				expect(optionTexts[0]).toBe('Database');
 			});
 		});
 
-		test('SF-02: Filtering with search text', async () => {
+		it('SF-02: Filtering with search text', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect options={mockOptions} onChange={mockOnChange} />,
 			);
@@ -332,14 +332,14 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			await waitFor(() => {
 				// Check for highlighted text within the Frontend option
 				const highlightedElements = document.querySelectorAll('.highlight-text');
-				const highlightTexts = Array.from(highlightedElements).map(
+				const highlightTexts = [...highlightedElements].map(
 					(el) => el.textContent,
 				);
 				expect(highlightTexts).toContain('Front');
 
 				// Should show Frontend option (highlighted) - use a simpler approach
 				const optionLabels = document.querySelectorAll('.option-label-text');
-				const hasFrontendOption = Array.from(optionLabels).some((label) =>
+				const hasFrontendOption = [...optionLabels].some((label) =>
 					label.textContent?.includes('Frontend'),
 				);
 				expect(hasFrontendOption).toBe(true);
@@ -350,7 +350,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('SF-03: Highlighting search matches', async () => {
+		it('SF-03: Highlighting search matches', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect options={mockOptions} onChange={mockOnChange} />,
 			);
@@ -374,14 +374,14 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			// Should highlight matching text in options
 			await waitFor(() => {
 				const highlightedElements = document.querySelectorAll('.highlight-text');
-				const highlightTexts = Array.from(highlightedElements).map(
+				const highlightTexts = [...highlightedElements].map(
 					(el) => el.textContent,
 				);
 				expect(highlightTexts).toContain('end');
 			});
 		});
 
-		test('SF-04: Search with no results', async () => {
+		it('SF-04: Search with no results', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect options={mockOptions} onChange={mockOnChange} />,
 			);
@@ -424,7 +424,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 
 	// ===== 3. KEYBOARD NAVIGATION =====
 	describe('Keyboard Navigation (KN)', () => {
-		test('KN-01: Arrow key navigation in dropdown', async () => {
+		it('KN-01: Arrow key navigation in dropdown', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect
 					options={mockOptions}
@@ -465,7 +465,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('KN-02: Tab navigation to dropdown', async () => {
+		it('KN-02: Tab navigation to dropdown', async () => {
 			renderWithVirtuoso(
 				<div>
 					<input data-testid="prev-input" />
@@ -515,7 +515,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('KN-03: Enter selection in dropdown', async () => {
+		it('KN-03: Enter selection in dropdown', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect
 					options={mockOptions}
@@ -540,7 +540,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			expect(mockOnChange).toHaveBeenCalledWith(['frontend'], ['frontend']);
 		});
 
-		test('KN-04: Chip deletion with keyboard', async () => {
+		it('KN-04: Chip deletion with keyboard', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect
 					options={mockOptions}
@@ -586,7 +586,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 
 	// ===== 5. UI/UX BEHAVIORS =====
 	describe('UI/UX Behaviors (UI)', () => {
-		test('UI-01: Loading state does not block interaction', async () => {
+		it('UI-01: Loading state does not block interaction', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect options={mockOptions} onChange={mockOnChange} loading />,
 			);
@@ -603,7 +603,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('UI-02: Component remains editable in all states', async () => {
+		it('UI-02: Component remains editable in all states', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect options={mockOptions} onChange={mockOnChange} loading />,
 			);
@@ -634,7 +634,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			expect(combobox).not.toBeDisabled();
 		});
 
-		test('UI-03: Toggle/Only labels in dropdown', async () => {
+		it('UI-03: Toggle/Only labels in dropdown', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect
 					options={mockOptions}
@@ -656,7 +656,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('UI-04: Should display values with loading info at bottom', async () => {
+		it('UI-04: Should display values with loading info at bottom', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect options={mockOptions} onChange={mockOnChange} loading />,
 			);
@@ -677,7 +677,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('UI-05: Error state display in footer', async () => {
+		it('UI-05: Error state display in footer', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect
 					options={mockOptions}
@@ -696,7 +696,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('UI-06: No data state display', async () => {
+		it('UI-06: No data state display', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect
 					options={[]}
@@ -716,7 +716,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 
 	// ===== 6. CLEAR ACTIONS =====
 	describe('Clear Actions (CA)', () => {
-		test('CA-01: Ctrl+A selects all chips', async () => {
+		it('CA-01: Ctrl+A selects all chips', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect
 					options={mockOptions}
@@ -760,7 +760,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('CA-02: Clear icon removes all selections', async () => {
+		it('CA-02: Clear icon removes all selections', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect
 					options={mockOptions}
@@ -777,7 +777,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			}
 		});
 
-		test('CA-03: Individual chip removal', async () => {
+		it('CA-03: Individual chip removal', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect
 					options={mockOptions}
@@ -790,7 +790,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			const removeButtons = document.querySelectorAll(
 				'.ant-select-selection-item-remove',
 			);
-			expect(removeButtons.length).toBe(2);
+			expect(removeButtons).toHaveLength(2);
 
 			await user.click(removeButtons[1] as Element);
 
@@ -804,7 +804,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 
 	// ===== 7. SAVE AND SELECTION TRIGGERS =====
 	describe('Save and Selection Triggers (ST)', () => {
-		test('ST-01: ESC triggers save action', async () => {
+		it('ST-01: ESC triggers save action', async () => {
 			const mockDropdownChange = jest.fn();
 
 			renderWithVirtuoso(
@@ -837,7 +837,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('ST-02: Mouse selection works', async () => {
+		it('ST-02: Mouse selection works', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect options={mockOptions} onChange={mockOnChange} />,
 			);
@@ -859,7 +859,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			);
 		});
 
-		test('ST-03: ENTER in input field creates custom value', async () => {
+		it('ST-03: ENTER in input field creates custom value', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect options={mockOptions} onChange={mockOnChange} />,
 			);
@@ -892,7 +892,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('ST-04: Search text persistence', async () => {
+		it('ST-04: Search text persistence', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect options={mockOptions} onChange={mockOnChange} />,
 			);
@@ -932,7 +932,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 
 	// ===== 8. SPECIAL OPTIONS AND STATES =====
 	describe('Special Options and States (SO)', () => {
-		test('SO-01: ALL option appears first and separated', async () => {
+		it('SO-01: ALL option appears first and separated', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect
 					options={mockOptions}
@@ -954,7 +954,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('SO-02: ALL selection behavior', async () => {
+		it('SO-02: ALL selection behavior', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect
 					options={mockOptions}
@@ -981,7 +981,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			);
 		});
 
-		test('SO-03: ALL tag display when all selected', () => {
+		it('SO-03: ALL tag display when all selected', () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect
 					options={mockOptions}
@@ -996,7 +996,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			expect(screen.queryByText('frontend')).not.toBeInTheDocument();
 		});
 
-		test('SO-04: Footer information display', async () => {
+		it('SO-04: Footer information display', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect options={mockOptions} onChange={mockOnChange} />,
 			);
@@ -1017,7 +1017,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 
 	// ===== GROUPED OPTIONS SUPPORT =====
 	describe('Grouped Options Support', () => {
-		test('handles grouped options correctly', async () => {
+		it('handles grouped options correctly', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect options={mockGroupedOptions} onChange={mockOnChange} />,
 			);
@@ -1041,7 +1041,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 
 	// ===== ACCESSIBILITY TESTS =====
 	describe('Accessibility', () => {
-		test('has proper ARIA attributes', async () => {
+		it('has proper ARIA attributes', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect options={mockOptions} onChange={mockOnChange} />,
 			);
@@ -1058,7 +1058,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('supports screen reader navigation', async () => {
+		it('supports screen reader navigation', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect options={mockOptions} onChange={mockOnChange} />,
 			);
@@ -1079,7 +1079,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 
 	// ===== 9. ADVANCED KEYBOARD NAVIGATION =====
 	describe('Advanced Keyboard Navigation (AKN)', () => {
-		test('AKN-01: Shift + Arrow + Del chip deletion', async () => {
+		it('AKN-01: Shift + Arrow + Del chip deletion', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect
 					options={mockOptions}
@@ -1137,7 +1137,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			expect(combobox).toHaveFocus();
 		});
 
-		test('AKN-03: Mouse out closes dropdown', async () => {
+		it('AKN-03: Mouse out closes dropdown', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect options={mockOptions} onChange={mockOnChange} />,
 			);
@@ -1164,7 +1164,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 
 	// ===== 10. ADVANCED FILTERING AND HIGHLIGHTING =====
 	describe('Advanced Filtering and Highlighting (AFH)', () => {
-		test('AFH-01: Highlighted values pushed to top', async () => {
+		it('AFH-01: Highlighted values pushed to top', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect options={mockOptions} onChange={mockOnChange} />,
 			);
@@ -1189,14 +1189,14 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			await waitFor(() => {
 				// Check for highlighted text
 				const highlightedElements = document.querySelectorAll('.highlight-text');
-				const highlightTexts = Array.from(highlightedElements).map(
+				const highlightTexts = [...highlightedElements].map(
 					(el) => el.textContent,
 				);
 				expect(highlightTexts).toContain('front');
 
 				// Get all option items to check the order
 				const optionItems = document.querySelectorAll('.option-item');
-				const optionTexts = Array.from(optionItems)
+				const optionTexts = [...optionItems]
 					.map((item) => {
 						const labelElement = item.querySelector('.option-label-text');
 						return labelElement?.textContent?.trim();
@@ -1220,7 +1220,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('AFH-02: Distinction between selection Enter and save Enter', async () => {
+		it('AFH-02: Distinction between selection Enter and save Enter', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect options={mockOptions} onChange={mockOnChange} />,
 			);
@@ -1267,7 +1267,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 
 	// ===== 11. ADVANCED CLEAR ACTIONS =====
 	describe('Advanced Clear Actions (ACA)', () => {
-		test('ACA-01: Clear action waiting behavior', async () => {
+		it('ACA-01: Clear action waiting behavior', async () => {
 			const mockOnChangeWithDelay = jest.fn().mockImplementation(
 				() =>
 					new Promise<void>((resolve) => {
@@ -1300,7 +1300,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 
 	// ===== 12. ADVANCED UI STATES =====
 	describe('Advanced UI States (AUS)', () => {
-		test('AUS-01: No data with previous value selected', async () => {
+		it('AUS-01: No data with previous value selected', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect
 					options={[]}
@@ -1322,7 +1322,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			expect(screen.getByText('previous-value')).toBeInTheDocument();
 		});
 
-		test('AUS-02: Always editable accessibility', async () => {
+		it('AUS-02: Always editable accessibility', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect options={mockOptions} onChange={mockOnChange} loading />,
 			);
@@ -1338,7 +1338,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			expect(combobox).not.toBeDisabled();
 		});
 
-		test('AUS-03: Sufficient space for search value', async () => {
+		it('AUS-03: Sufficient space for search value', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect options={mockOptions} onChange={mockOnChange} />,
 			);
@@ -1372,7 +1372,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 
 	// ===== 13. REGEX AND CUSTOM VALUES =====
 	describe('Regex and Custom Values (RCV)', () => {
-		test('RCV-01: Regex pattern support', async () => {
+		it('RCV-01: Regex pattern support', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect
 					options={mockOptions}
@@ -1418,7 +1418,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('RCV-02: Custom values treated as normal dropdown values', async () => {
+		it('RCV-02: Custom values treated as normal dropdown values', async () => {
 			const customOptions = [
 				...mockOptions,
 				{ label: 'custom-value', value: 'custom-value', type: 'custom' as const },
@@ -1456,7 +1456,7 @@ describe('CustomMultiSelect - Comprehensive Tests', () => {
 
 	// ===== 14. DROPDOWN PERSISTENCE =====
 	describe('Dropdown Persistence (DP)', () => {
-		test('DP-01: Dropdown stays open for non-save actions', async () => {
+		it('DP-01: Dropdown stays open for non-save actions', async () => {
 			renderWithVirtuoso(
 				<CustomMultiSelect options={mockOptions} onChange={mockOnChange} />,
 			);

frontend/src/components/NewSelect/__test__/CustomSelect.comprehensive.test.tsx

@@ -50,7 +50,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 
 	// ===== 1. CUSTOM VALUES SUPPORT =====
 	describe('Custom Values Support (CS)', () => {
-		test('CS-02: Partial matches create custom values', async () => {
+		it('CS-02: Partial matches create custom values', async () => {
 			render(
 				<CustomSelect
 					options={mockOptions}
@@ -110,7 +110,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('CS-03: Exact match behavior', async () => {
+		it('CS-03: Exact match behavior', async () => {
 			render(<CustomSelect options={mockOptions} onChange={mockOnChange} />);
 
 			const combobox = screen.getByRole('combobox');
@@ -133,14 +133,14 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			await waitFor(() => {
 				// Check for highlighted "frontend" text
 				const highlightedElements = document.querySelectorAll('.highlight-text');
-				const highlightTexts = Array.from(highlightedElements).map(
+				const highlightTexts = [...highlightedElements].map(
 					(el) => el.textContent,
 				);
 				expect(highlightTexts).toContain('Frontend');
 
 				// Frontend option should be visible in dropdown - use a simpler approach
 				const optionContents = document.querySelectorAll('.option-content');
-				const hasFrontendOption = Array.from(optionContents).some((content) =>
+				const hasFrontendOption = [...optionContents].some((content) =>
 					content.textContent?.includes('Frontend'),
 				);
 				expect(hasFrontendOption).toBe(true);
@@ -161,7 +161,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 
 	// ===== 2. SEARCH AND FILTERING =====
 	describe('Search and Filtering (SF)', () => {
-		test('SF-01: Selected values pushed to top', async () => {
+		it('SF-01: Selected values pushed to top', async () => {
 			render(
 				<CustomSelect
 					options={mockOptions}
@@ -178,14 +178,14 @@ describe('CustomSelect - Comprehensive Tests', () => {
 				expect(dropdown).toBeInTheDocument();
 
 				const options = dropdown?.querySelectorAll('.option-content') || [];
-				const optionTexts = Array.from(options).map((el) => el.textContent);
+				const optionTexts = [...options].map((el) => el.textContent);
 
 				// Database should be at the top
 				expect(optionTexts[0]).toContain('Database');
 			});
 		});
 
-		test('SF-02: Real-time search filtering', async () => {
+		it('SF-02: Real-time search filtering', async () => {
 			render(<CustomSelect options={mockOptions} onChange={mockOnChange} />);
 
 			const combobox = screen.getByRole('combobox');
@@ -210,14 +210,14 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			await waitFor(() => {
 				// Check for highlighted text within the Frontend option
 				const highlightedElements = document.querySelectorAll('.highlight-text');
-				const highlightTexts = Array.from(highlightedElements).map(
+				const highlightTexts = [...highlightedElements].map(
 					(el) => el.textContent,
 				);
 				expect(highlightTexts).toContain('Front');
 
 				// Should show Frontend option (highlighted) - use a simpler approach
 				const optionContents = document.querySelectorAll('.option-content');
-				const hasFrontendOption = Array.from(optionContents).some((content) =>
+				const hasFrontendOption = [...optionContents].some((content) =>
 					content.textContent?.includes('Frontend'),
 				);
 				expect(hasFrontendOption).toBe(true);
@@ -228,7 +228,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('SF-03: Search highlighting', async () => {
+		it('SF-03: Search highlighting', async () => {
 			render(<CustomSelect options={mockOptions} onChange={mockOnChange} />);
 
 			const combobox = screen.getByRole('combobox');
@@ -250,14 +250,14 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			// Should highlight matching text in options
 			await waitFor(() => {
 				const highlightedElements = document.querySelectorAll('.highlight-text');
-				const highlightTexts = Array.from(highlightedElements).map(
+				const highlightTexts = [...highlightedElements].map(
 					(el) => el.textContent,
 				);
 				expect(highlightTexts).toContain('end');
 			});
 		});
 
-		test('SF-04: Search with partial matches', async () => {
+		it('SF-04: Search with partial matches', async () => {
 			render(<CustomSelect options={mockOptions} onChange={mockOnChange} />);
 
 			const combobox = screen.getByRole('combobox');
@@ -298,7 +298,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 
 	// ===== 3. KEYBOARD NAVIGATION =====
 	describe('Keyboard Navigation (KN)', () => {
-		test('KN-01: Arrow key navigation in dropdown', async () => {
+		it('KN-01: Arrow key navigation in dropdown', async () => {
 			render(<CustomSelect options={mockOptions} onChange={mockOnChange} />);
 
 			const combobox = screen.getByRole('combobox');
@@ -329,7 +329,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('KN-02: Tab navigation to dropdown', async () => {
+		it('KN-02: Tab navigation to dropdown', async () => {
 			render(
 				<div>
 					<input data-testid="prev-input" />
@@ -355,7 +355,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('KN-03: Enter selection in dropdown', async () => {
+		it('KN-03: Enter selection in dropdown', async () => {
 			render(<CustomSelect options={mockOptions} onChange={mockOnChange} />);
 
 			const combobox = screen.getByRole('combobox');
@@ -376,7 +376,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('KN-04: Space key selection', async () => {
+		it('KN-04: Space key selection', async () => {
 			render(<CustomSelect options={mockOptions} onChange={mockOnChange} />);
 
 			const combobox = screen.getByRole('combobox');
@@ -396,7 +396,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('KN-05: Tab navigation within dropdown', async () => {
+		it('KN-05: Tab navigation within dropdown', async () => {
 			render(<CustomSelect options={mockOptions} onChange={mockOnChange} />);
 
 			const combobox = screen.getByRole('combobox');
@@ -417,7 +417,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 
 	// ===== 4. UI/UX BEHAVIORS =====
 	describe('UI/UX Behaviors (UI)', () => {
-		test('UI-01: Loading state does not block interaction', async () => {
+		it('UI-01: Loading state does not block interaction', async () => {
 			render(
 				<CustomSelect options={mockOptions} onChange={mockOnChange} loading />,
 			);
@@ -429,7 +429,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			expect(combobox).toHaveFocus();
 		});
 
-		test('UI-02: Component remains editable in all states', () => {
+		it('UI-02: Component remains editable in all states', () => {
 			render(
 				<CustomSelect
 					options={mockOptions}
@@ -444,7 +444,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			expect(combobox).not.toBeDisabled();
 		});
 
-		test('UI-03: Loading state display in footer', async () => {
+		it('UI-03: Loading state display in footer', async () => {
 			render(
 				<CustomSelect options={mockOptions} onChange={mockOnChange} loading />,
 			);
@@ -458,7 +458,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('UI-04: Error state display in footer', async () => {
+		it('UI-04: Error state display in footer', async () => {
 			render(
 				<CustomSelect
 					options={mockOptions}
@@ -477,7 +477,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('UI-05: No data state display', async () => {
+		it('UI-05: No data state display', async () => {
 			render(
 				<CustomSelect
 					options={[]}
@@ -497,7 +497,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 
 	// ===== 6. SAVE AND SELECTION TRIGGERS =====
 	describe('Save and Selection Triggers (ST)', () => {
-		test('ST-01: Mouse selection works', async () => {
+		it('ST-01: Mouse selection works', async () => {
 			render(<CustomSelect options={mockOptions} onChange={mockOnChange} />);
 
 			const combobox = screen.getByRole('combobox');
@@ -520,7 +520,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 
 	// ===== 7. GROUPED OPTIONS SUPPORT =====
 	describe('Grouped Options Support', () => {
-		test('handles grouped options correctly', async () => {
+		it('handles grouped options correctly', async () => {
 			render(
 				<CustomSelect options={mockGroupedOptions} onChange={mockOnChange} />,
 			);
@@ -541,7 +541,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('grouped option selection works', async () => {
+		it('grouped option selection works', async () => {
 			render(
 				<CustomSelect options={mockGroupedOptions} onChange={mockOnChange} />,
 			);
@@ -566,7 +566,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 
 	// ===== 8. ACCESSIBILITY =====
 	describe('Accessibility', () => {
-		test('has proper ARIA attributes', async () => {
+		it('has proper ARIA attributes', async () => {
 			render(<CustomSelect options={mockOptions} onChange={mockOnChange} />);
 
 			const combobox = screen.getByRole('combobox');
@@ -580,7 +580,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('supports screen reader navigation', async () => {
+		it('supports screen reader navigation', async () => {
 			render(<CustomSelect options={mockOptions} onChange={mockOnChange} />);
 
 			const combobox = screen.getByRole('combobox');
@@ -596,7 +596,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('has proper focus management', async () => {
+		it('has proper focus management', async () => {
 			render(<CustomSelect options={mockOptions} onChange={mockOnChange} />);
 
 			const combobox = screen.getByRole('combobox');
@@ -617,7 +617,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 
 	// ===== 10. EDGE CASES =====
 	describe('Edge Cases', () => {
-		test('handles special characters in options', async () => {
+		it('handles special characters in options', async () => {
 			const specialOptions = [
 				{ label: 'Option with spaces', value: 'option-with-spaces' },
 				{ label: 'Option-with-dashes', value: 'option-with-dashes' },
@@ -638,7 +638,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('handles extremely long option labels', async () => {
+		it('handles extremely long option labels', async () => {
 			const longLabelOptions = [
 				{
 					label:
@@ -663,7 +663,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 
 	// ===== 11. ADVANCED KEYBOARD NAVIGATION =====
 	describe('Advanced Keyboard Navigation (AKN)', () => {
-		test('AKN-01: Mouse out closes dropdown', async () => {
+		it('AKN-01: Mouse out closes dropdown', async () => {
 			render(<CustomSelect options={mockOptions} onChange={mockOnChange} />);
 
 			const combobox = screen.getByRole('combobox');
@@ -684,7 +684,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('AKN-02: TAB navigation from input to dropdown', async () => {
+		it('AKN-02: TAB navigation from input to dropdown', async () => {
 			render(
 				<div>
 					<input data-testid="prev-input" />
@@ -722,7 +722,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 
 	// ===== 12. ADVANCED FILTERING AND HIGHLIGHTING =====
 	describe('Advanced Filtering and Highlighting (AFH)', () => {
-		test('AFH-01: Highlighted values pushed to top', async () => {
+		it('AFH-01: Highlighted values pushed to top', async () => {
 			render(<CustomSelect options={mockOptions} onChange={mockOnChange} />);
 
 			const combobox = screen.getByRole('combobox');
@@ -745,14 +745,14 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			await waitFor(() => {
 				// Check for highlighted text
 				const highlightedElements = document.querySelectorAll('.highlight-text');
-				const highlightTexts = Array.from(highlightedElements).map(
+				const highlightTexts = [...highlightedElements].map(
 					(el) => el.textContent,
 				);
 				expect(highlightTexts).toContain('front');
 
 				// Get all option items to check the order
 				const optionItems = document.querySelectorAll('.option-item');
-				const optionTexts = Array.from(optionItems)
+				const optionTexts = [...optionItems]
 					.map((item) => {
 						const contentElement = item.querySelector('.option-content');
 						return contentElement?.textContent?.trim();
@@ -776,7 +776,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('AFH-02: Distinction between selection Enter and save Enter', async () => {
+		it('AFH-02: Distinction between selection Enter and save Enter', async () => {
 			render(<CustomSelect options={mockOptions} onChange={mockOnChange} />);
 
 			const combobox = screen.getByRole('combobox');
@@ -830,7 +830,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 
 	// ===== 13. ADVANCED CLEAR ACTIONS =====
 	describe('Advanced Clear Actions (ACA)', () => {
-		test('ACA-01: Clear action waiting behavior', async () => {
+		it('ACA-01: Clear action waiting behavior', async () => {
 			const mockOnChangeWithDelay = jest.fn().mockImplementation(
 				() =>
 					new Promise((resolve) => {
@@ -860,7 +860,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			expect(mockOnChangeWithDelay).toHaveBeenCalled();
 		});
 
-		test('ACA-02: Single select clear behavior like text input', async () => {
+		it('ACA-02: Single select clear behavior like text input', async () => {
 			render(
 				<CustomSelect
 					options={mockOptions}
@@ -883,7 +883,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 
 	// ===== 14. ADVANCED UI STATES =====
 	describe('Advanced UI States (AUS)', () => {
-		test('AUS-01: No data with previous value selected', async () => {
+		it('AUS-01: No data with previous value selected', async () => {
 			render(
 				<CustomSelect
 					options={[]}
@@ -905,7 +905,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			expect(screen.getAllByText('previous-value')).toHaveLength(2);
 		});
 
-		test('AUS-02: Always editable accessibility', async () => {
+		it('AUS-02: Always editable accessibility', async () => {
 			render(
 				<CustomSelect options={mockOptions} onChange={mockOnChange} loading />,
 			);
@@ -921,7 +921,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			expect(combobox).not.toBeDisabled();
 		});
 
-		test('AUS-03: Sufficient space for search value', async () => {
+		it('AUS-03: Sufficient space for search value', async () => {
 			render(<CustomSelect options={mockOptions} onChange={mockOnChange} />);
 
 			const combobox = screen.getByRole('combobox');
@@ -950,7 +950,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('AUS-04: No spinners blocking user interaction', async () => {
+		it('AUS-04: No spinners blocking user interaction', async () => {
 			render(
 				<CustomSelect options={mockOptions} onChange={mockOnChange} loading />,
 			);
@@ -976,7 +976,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 
 	// ===== 15. REGEX AND CUSTOM VALUES =====
 	describe('Regex and Custom Values (RCV)', () => {
-		test('RCV-01: Regex pattern support', async () => {
+		it('RCV-01: Regex pattern support', async () => {
 			render(<CustomSelect options={mockOptions} onChange={mockOnChange} />);
 
 			const combobox = screen.getByRole('combobox');
@@ -1019,7 +1019,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 			});
 		});
 
-		test('RCV-02: Custom values treated as normal dropdown values', async () => {
+		it('RCV-02: Custom values treated as normal dropdown values', async () => {
 			const customOptions = [
 				...mockOptions,
 				{ label: 'custom-value', value: 'custom-value', type: 'custom' as const },
@@ -1051,7 +1051,7 @@ describe('CustomSelect - Comprehensive Tests', () => {
 
 	// ===== 16. DROPDOWN PERSISTENCE =====
 	describe('Dropdown Persistence (DP)', () => {
-		test('DP-01: Dropdown closes only on save actions', async () => {
+		it('DP-01: Dropdown closes only on save actions', async () => {
 			render(<CustomSelect options={mockOptions} onChange={mockOnChange} />);
 
 			const combobox = screen.getByRole('combobox');

frontend/src/components/NewSelect/__test__/VariableItem.integration.test.tsx

@@ -86,7 +86,7 @@ describe('VariableItem Integration Tests', () => {
 
 	// ===== 1. INTEGRATION WITH CUSTOMSELECT =====
 	describe('CustomSelect Integration (VI)', () => {
-		test('VI-01: Single select variable integration', async () => {
+		it('VI-01: Single select variable integration', async () => {
 			const variable = createMockVariable({
 				multiSelect: false,
 				type: 'CUSTOM',
@@ -130,7 +130,7 @@ describe('VariableItem Integration Tests', () => {
 
 	// ===== 2. INTEGRATION WITH CUSTOMMULTISELECT =====
 	describe('CustomMultiSelect Integration (VI)', () => {
-		test('VI-02: Multi select variable integration', async () => {
+		it('VI-02: Multi select variable integration', async () => {
 			const variable = createMockVariable({
 				multiSelect: true,
 				type: 'CUSTOM',
@@ -174,7 +174,7 @@ describe('VariableItem Integration Tests', () => {
 
 	// ===== 3. TEXTBOX VARIABLE TYPE =====
 	describe('Textbox Variable Integration', () => {
-		test('VI-03: Textbox variable handling', async () => {
+		it('VI-03: Textbox variable handling', async () => {
 			const variable = createMockVariable({
 				type: 'TEXTBOX',
 				selectedValue: 'initial-value',
@@ -219,7 +219,7 @@ describe('VariableItem Integration Tests', () => {
 
 	// ===== 4. VALUE PERSISTENCE AND STATE MANAGEMENT =====
 	describe('Value Persistence and State Management', () => {
-		test('VI-04: All selected state handling', () => {
+		it('VI-04: All selected state handling', () => {
 			const variable = createMockVariable({
 				multiSelect: true,
 				type: 'CUSTOM',
@@ -243,7 +243,7 @@ describe('VariableItem Integration Tests', () => {
 			expect(screen.getByText('ALL')).toBeInTheDocument();
 		});
 
-		test('VI-05: Dropdown behavior with temporary selections', async () => {
+		it('VI-05: Dropdown behavior with temporary selections', async () => {
 			const variable = createMockVariable({
 				multiSelect: true,
 				type: 'CUSTOM',
@@ -277,7 +277,7 @@ describe('VariableItem Integration Tests', () => {
 
 	// ===== 6. ACCESSIBILITY AND USER EXPERIENCE =====
 	describe('Accessibility and User Experience', () => {
-		test('VI-06: Variable description tooltip', async () => {
+		it('VI-06: Variable description tooltip', async () => {
 			const variable = createMockVariable({
 				description: 'This variable controls the service selection',
 				type: 'CUSTOM',
@@ -310,7 +310,7 @@ describe('VariableItem Integration Tests', () => {
 			});
 		});
 
-		test('VI-07: Variable name display', () => {
+		it('VI-07: Variable name display', () => {
 			const variable = createMockVariable({
 				name: 'service_name',
 				type: 'CUSTOM',
@@ -331,7 +331,7 @@ describe('VariableItem Integration Tests', () => {
 			expect(screen.getByText('$service_name')).toBeInTheDocument();
 		});
 
-		test('VI-08: Max tag count behavior', async () => {
+		it('VI-08: Max tag count behavior', async () => {
 			const variable = createMockVariable({
 				multiSelect: true,
 				type: 'CUSTOM',
@@ -365,7 +365,7 @@ describe('VariableItem Integration Tests', () => {
 
 	// ===== 8. SEARCH INTERACTION TESTS =====
 	describe('Search Interaction Tests', () => {
-		test('VI-14: Search persistence across dropdown open/close', async () => {
+		it('VI-14: Search persistence across dropdown open/close', async () => {
 			const variable = createMockVariable({
 				type: 'CUSTOM',
 				customValue: 'option1,option2,option3',
@@ -417,7 +417,7 @@ describe('VariableItem Integration Tests', () => {
 
 	// ===== 9. ADVANCED KEYBOARD NAVIGATION =====
 	describe('Advanced Keyboard Navigation (VI)', () => {
-		test('VI-15: Shift + Arrow + Del chip deletion in multiselect', async () => {
+		it('VI-15: Shift + Arrow + Del chip deletion in multiselect', async () => {
 			const variable = createMockVariable({
 				type: 'CUSTOM',
 				customValue: 'option1,option2,option3',
@@ -461,7 +461,7 @@ describe('VariableItem Integration Tests', () => {
 
 	// ===== 11. ADVANCED UI STATES =====
 	describe('Advanced UI States (VI)', () => {
-		test('VI-19: No data with previous value selected in variable', async () => {
+		it('VI-19: No data with previous value selected in variable', async () => {
 			const variable = createMockVariable({
 				type: 'CUSTOM',
 				customValue: '',
@@ -499,7 +499,7 @@ describe('VariableItem Integration Tests', () => {
 			expect(combobox).toBeInTheDocument();
 		});
 
-		test('VI-20: Always editable accessibility in variable', async () => {
+		it('VI-20: Always editable accessibility in variable', async () => {
 			const variable = createMockVariable({
 				type: 'CUSTOM',
 				customValue: 'option1,option2',
@@ -530,7 +530,7 @@ describe('VariableItem Integration Tests', () => {
 
 	// ===== 13. DROPDOWN PERSISTENCE =====
 	describe('Dropdown Persistence (VI)', () => {
-		test('VI-24: Dropdown stays open for non-save actions in variable', async () => {
+		it('VI-24: Dropdown stays open for non-save actions in variable', async () => {
 			const variable = createMockVariable({
 				type: 'CUSTOM',
 				customValue: 'option1,option2,option3',

frontend/src/components/OverflowInputToolTip/OverflowInputToolTip.test.tsx

@@ -44,7 +44,7 @@ describe('OverflowInputToolTip', () => {
 		jest.restoreAllMocks();
 	});
 
-	test('shows tooltip when content overflows and input is clamped at maxAutoWidth', async () => {
+	it('shows tooltip when content overflows and input is clamped at maxAutoWidth', async () => {
 		mockOverflow(150, 250); // clientWidth >= maxAutoWidth (150), scrollWidth > clientWidth
 
 		render(<OverflowInputToolTip value="Very long overflowing text" />);
@@ -64,7 +64,7 @@ describe('OverflowInputToolTip', () => {
 		).toBeInTheDocument();
 	});
 
-	test('does NOT show tooltip when content does not overflow', async () => {
+	it('does NOT show tooltip when content does not overflow', async () => {
 		mockOverflow(150, 100); // content fits (scrollWidth <= clientWidth)
 
 		render(<OverflowInputToolTip value="Short text" />);
@@ -76,7 +76,7 @@ describe('OverflowInputToolTip', () => {
 		});
 	});
 
-	test('does NOT show tooltip when content overflows but input is NOT at maxAutoWidth', async () => {
+	it('does NOT show tooltip when content overflows but input is NOT at maxAutoWidth', async () => {
 		mockOverflow(100, 250); // clientWidth < maxAutoWidth (150), scrollWidth > clientWidth
 
 		render(<OverflowInputToolTip value="Long but input not clamped" />);
@@ -88,7 +88,7 @@ describe('OverflowInputToolTip', () => {
 		});
 	});
 
-	test('uncontrolled input allows typing', async () => {
+	it('uncontrolled input allows typing', async () => {
 		render(<OverflowInputToolTip defaultValue="Init" />);
 
 		const input = screen.getByRole('textbox') as HTMLInputElement;
@@ -97,7 +97,7 @@ describe('OverflowInputToolTip', () => {
 		expect(input).toHaveValue('InitABC');
 	});
 
-	test('disabled input never shows tooltip even if overflowing', async () => {
+	it('disabled input never shows tooltip even if overflowing', async () => {
 		mockOverflow(150, 300);
 
 		render(<OverflowInputToolTip value="Overflowing!" disabled />);
@@ -109,7 +109,7 @@ describe('OverflowInputToolTip', () => {
 		});
 	});
 
-	test('renders mirror span and input correctly (structural assertions instead of snapshot)', () => {
+	it('renders mirror span and input correctly (structural assertions instead of snapshot)', () => {
 		const { container } = render(<OverflowInputToolTip value="Snapshot" />);
 		const mirror = container.querySelector('.overflow-input-mirror');
 		const input = container.querySelector('input') as HTMLInputElement | null;

frontend/src/components/OverlayScrollbar/OverlayScrollbar.tsx

@@ -25,7 +25,7 @@ function OverlayScrollbar({
 					autoHide: 'scroll',
 					theme: isDarkMode ? 'os-theme-light' : 'os-theme-dark',
 				},
-				...(customOptions || {}),
+				...customOptions,
 			} as PartialOptions),
 		[customOptions, isDarkMode],
 	);

frontend/src/components/QueryBuilderV2/QueryV2/QueryAddOns/HavingFilter/HavingFilter.tsx

@@ -159,7 +159,7 @@ function HavingFilter({
 		if (tokens.length === 0) {
 			return false;
 		}
-		const lastToken = tokens[tokens.length - 1];
+		const lastToken = tokens.at(-1);
 		// Check if the last token is exactly an operator or ends with an operator and space
 		return havingOperators.some((op) => {
 			const opWithSpace = `${op.value} `;
@@ -253,7 +253,7 @@ function HavingFilter({
 					if (
 						!text.endsWith(' ') &&
 						tokens.length >= 2 &&
-						havingOperators.some((op) => op.value === tokens[tokens.length - 2])
+						havingOperators.some((op) => op.value === tokens.at(-2))
 					) {
 						return null;
 					}
@@ -261,8 +261,8 @@ function HavingFilter({
 					// Suggest key/operator pairs and ( for grouping
 					if (
 						tokens.length === 0 ||
-						conjunctions.some((c) => tokens[tokens.length - 1] === c.value.trim()) ||
-						tokens[tokens.length - 1] === '('
+						conjunctions.some((c) => tokens.at(-1) === c.value.trim()) ||
+						tokens.at(-1) === '('
 					) {
 						return {
 							from: context.pos,
@@ -275,7 +275,7 @@ function HavingFilter({
 
 					// Show suggestions when typing
 					if (tokens.length > 0) {
-						const lastToken = tokens[tokens.length - 1];
+						const lastToken = tokens.at(-1);
 						const filteredOptions = options.filter((opt) =>
 							opt.label.toLowerCase().includes(lastToken.toLowerCase()),
 						);
@@ -293,8 +293,8 @@ function HavingFilter({
 					// Suggest conjunctions after a value and a space
 					if (
 						tokens.length > 0 &&
-						(isNumber(tokens[tokens.length - 1]) ||
-							tokens[tokens.length - 1] === ')') &&
+						(isNumber(tokens.at(-1)) ||
+							tokens.at(-1) === ')') &&
 						text.endsWith(' ')
 					) {
 						return {

frontend/src/components/QueryBuilderV2/QueryV2/QueryAddOns/QueryAddOns.tsx

@@ -535,7 +535,7 @@ function QueryAddOns({
 						>
 							<Radio.Button
 								className={
-									selectedViews.find((view) => view.key === addOn.key)
+									selectedViews.some((view) => view.key === addOn.key)
 										? 'selected-view tab'
 										: 'tab'
 								}

frontend/src/components/QueryBuilderV2/QueryV2/QueryAggregation/QueryAggregation.tsx

@@ -23,7 +23,7 @@ function QueryAggregationOptions({
 	panelType?: string;
 	onAggregationIntervalChange: (value: number) => void;
 	onChange?: (value: string) => void;
-	queryData: IBuilderQuery | IBuilderTraceOperator;
+	queryData: IBuilderQuery  ;
 }): JSX.Element {
 	const showAggregationInterval = useMemo(() => {
 		if (panelType === PANEL_TYPES.VALUE) {

frontend/src/components/QueryBuilderV2/QueryV2/QuerySearch/QuerySearch.tsx

@@ -286,7 +286,7 @@ function QuerySearch({
 						}
 					});
 				}
-				setKeySuggestions(Array.from(merged.values()));
+				setKeySuggestions([...merged.values()]);
 
 				// Force reopen the completion if editor is available and focused
 				if (editorRef.current) {
@@ -339,7 +339,7 @@ function QuerySearch({
 		// If value contains single quotes, escape them and wrap in single quotes
 		if (value.includes("'")) {
 			// Replace single quotes with escaped single quotes
-			const escapedValue = value.replace(/'/g, "\\'");
+			const escapedValue = value.replaceAll(/'/g, "\\'");
 			return `'${escapedValue}'`;
 		}
 
@@ -899,12 +899,12 @@ function QuerySearch({
 
 			// If we have previous pairs, we can prioritize keys that haven't been used yet
 			if (queryContext.queryPairs && queryContext.queryPairs.length > 0) {
-				const usedKeys = queryContext.queryPairs.map((pair) => pair.key);
+				const usedKeys = new Set(queryContext.queryPairs.map((pair) => pair.key));
 
 				// Add boost to unused keys to prioritize them
 				options = options.map((option) => ({
 					...option,
-					boost: usedKeys.includes(option.label) ? -10 : 10,
+					boost: usedKeys.has(option.label) ? -10 : 10,
 				}));
 			}
 

frontend/src/components/QueryBuilderV2/QueryV2/TraceOperator/__tests__/traceOperatorContextUtils.test.ts

@@ -29,7 +29,7 @@ describe('traceOperatorContextUtils', () => {
 				null,
 			);
 
-			expect(context).toEqual({
+			expect(context).toStrictEqual({
 				tokenType: TraceOperatorGrammarLexer.IDENTIFIER,
 				text: 'test',
 				start: 0,
@@ -62,7 +62,7 @@ describe('traceOperatorContextUtils', () => {
 				false,
 			);
 
-			expect(context).toEqual({
+			expect(context).toStrictEqual({
 				tokenType: TraceOperatorGrammarLexer.IDENTIFIER,
 				text: 'test',
 				start: 0,
@@ -193,7 +193,7 @@ describe('traceOperatorContextUtils', () => {
 		it('should return default context for empty query', () => {
 			const result = getTraceOperatorContextAtCursor('', 0);
 
-			expect(result).toEqual({
+			expect(result).toStrictEqual({
 				tokenType: -1,
 				text: '',
 				start: 0,
@@ -211,7 +211,7 @@ describe('traceOperatorContextUtils', () => {
 		it('should return default context for null query', () => {
 			const result = getTraceOperatorContextAtCursor(null as any, 0);
 
-			expect(result).toEqual({
+			expect(result).toStrictEqual({
 				tokenType: -1,
 				text: '',
 				start: 0,
@@ -229,7 +229,7 @@ describe('traceOperatorContextUtils', () => {
 		it('should return default context for undefined query', () => {
 			const result = getTraceOperatorContextAtCursor(undefined as any, 0);
 
-			expect(result).toEqual({
+			expect(result).toStrictEqual({
 				tokenType: -1,
 				text: '',
 				start: 0,

frontend/src/components/QueryBuilderV2/QueryV2/TraceOperator/__tests__/utils.test.ts

@@ -8,21 +8,21 @@ const makeTraceOperator = (expression: string): IBuilderTraceOperator =>
 describe('getInvolvedQueriesInTraceOperator', () => {
 	it('returns empty array for empty input', () => {
 		const result = getInvolvedQueriesInTraceOperator([]);
-		expect(result).toEqual([]);
+		expect(result).toStrictEqual([]);
 	});
 
 	it('extracts identifiers from expression', () => {
 		const result = getInvolvedQueriesInTraceOperator([
 			makeTraceOperator('A => B'),
 		]);
-		expect(result).toEqual(['A', 'B']);
+		expect(result).toStrictEqual(['A', 'B']);
 	});
 
 	it('extracts identifiers from complex expression', () => {
 		const result = getInvolvedQueriesInTraceOperator([
 			makeTraceOperator('A => (NOT B || C)'),
 		]);
-		expect(result).toEqual(['A', 'B', 'C']);
+		expect(result).toStrictEqual(['A', 'B', 'C']);
 	});
 
 	it('filters out querynames from complex expression', () => {
@@ -31,7 +31,7 @@ describe('getInvolvedQueriesInTraceOperator', () => {
 				'(A1 && (NOT B2 || (C3 -> (D4 && E5)))) => ((F6 || G7) && (NOT (H8 -> I9)))',
 			),
 		]);
-		expect(result).toEqual([
+		expect(result).toStrictEqual([
 			'A1',
 			'B2',
 			'C3',

frontend/src/components/QueryBuilderV2/QueryV2/__tests__/QuerySearch.test.tsx

@@ -222,9 +222,7 @@ describe('QuerySearch (Integration with Real CodeMirror)', () => {
 			timeout: 2000,
 		});
 
-		const lastArgs = mockedGetKeysOnMount.mock.calls[
-			mockedGetKeysOnMount.mock.calls.length - 1
-		]?.[0] as { signal: unknown; searchText: string };
+		const lastArgs = mockedGetKeysOnMount.mock.calls.at(-1)?.[0] as { signal: unknown; searchText: string };
 		expect(lastArgs).toMatchObject({ signal: DataSource.LOGS, searchText: '' });
 	});
 

frontend/src/components/QueryBuilderV2/__tests__/previousQuery.utils.test.ts

@@ -85,7 +85,7 @@ describe('previousQuery.utils', () => {
 		saveAsPreviousQuery(key, sampleQuery);
 
 		const fromStore = getPreviousQueryFromKey(key);
-		expect(fromStore).toEqual(sampleQuery);
+		expect(fromStore).toStrictEqual(sampleQuery);
 	});
 
 	it('saveAsPreviousQuery merges multiple entries and removeKeyFromPreviousQuery deletes one', () => {

frontend/src/components/QueryBuilderV2/__tests__/utils.test.ts

@@ -22,18 +22,18 @@ describe('convertFiltersToExpression', () => {
 
 	it('should handle empty, null, and undefined inputs', () => {
 		// Test null and undefined
-		expect(convertFiltersToExpression(null as any)).toEqual({ expression: '' });
-		expect(convertFiltersToExpression(undefined as any)).toEqual({
+		expect(convertFiltersToExpression(null as any)).toStrictEqual({ expression: '' });
+		expect(convertFiltersToExpression(undefined as any)).toStrictEqual({
 			expression: '',
 		});
 
 		// Test empty filters
-		expect(convertFiltersToExpression({ items: [], op: 'AND' })).toEqual({
+		expect(convertFiltersToExpression({ items: [], op: 'AND' })).toStrictEqual({
 			expression: '',
 		});
 		expect(
 			convertFiltersToExpression({ items: undefined, op: 'AND' } as any),
-		).toEqual({ expression: '' });
+		).toStrictEqual({ expression: '' });
 	});
 
 	it('should convert basic comparison operators with proper value formatting', () => {
@@ -92,7 +92,7 @@ describe('convertFiltersToExpression', () => {
 		};
 
 		const result = convertFiltersToExpression(filters);
-		expect(result).toEqual({
+		expect(result).toStrictEqual({
 			expression:
 				"service = 'api-gateway' AND status != 'error' AND duration > 100 AND count <= 50 AND is_active = true AND enabled = false AND count = 0 AND regex REGEXP '.*'",
 		});
@@ -124,7 +124,7 @@ describe('convertFiltersToExpression', () => {
 		};
 
 		const result = convertFiltersToExpression(filters);
-		expect(result).toEqual({
+		expect(result).toStrictEqual({
 			expression:
 				"message = 'user\\'s data' AND description = '' AND path = '/api/v1/users'",
 		});
@@ -162,7 +162,7 @@ describe('convertFiltersToExpression', () => {
 		};
 
 		const result = convertFiltersToExpression(filters);
-		expect(result).toEqual({
+		expect(result).toStrictEqual({
 			expression:
 				"service in ['api-gateway', 'user-service', 'auth-service'] AND status in ['success'] AND tags in [] AND name in ['John\\'s', 'Mary\\'s', 'Bob']",
 		});
@@ -224,7 +224,7 @@ describe('convertFiltersToExpression', () => {
 		};
 
 		const result = convertFiltersToExpression(filters);
-		expect(result).toEqual({
+		expect(result).toStrictEqual({
 			expression:
 				"service NOT IN ['api-gateway', 'user-service'] AND message NOT LIKE 'error' AND path NOT REGEXP '/api/.*' AND service NOT IN ['api-gateway'] AND user_id NOT EXISTS AND description NOT CONTAINS 'error' AND NOT has(tags, 'production') AND NOT hasAny(labels, ['env:prod', 'service:api'])",
 		});
@@ -268,7 +268,7 @@ describe('convertFiltersToExpression', () => {
 		};
 
 		const result = convertFiltersToExpression(filters);
-		expect(result).toEqual({
+		expect(result).toStrictEqual({
 			expression:
 				"user_id exists AND user_id exists AND has(tags, 'production') AND hasAny(tags, ['production', 'staging']) AND hasAll(tags, ['production', 'monitoring'])",
 		});
@@ -312,7 +312,7 @@ describe('convertFiltersToExpression', () => {
 		};
 
 		const result = convertFiltersToExpression(filters);
-		expect(result).toEqual({
+		expect(result).toStrictEqual({
 			expression:
 				"service = 'api-gateway' AND status = 'success' AND service in ['api-gateway']",
 		});
@@ -362,7 +362,7 @@ describe('convertFiltersToExpression', () => {
 		};
 
 		const result = convertFiltersToExpression(filters);
-		expect(result).toEqual({
+		expect(result).toStrictEqual({
 			expression:
 				"service in ['api-gateway', 'user-service'] AND user_id exists AND has(tags, 'production') AND duration > 100 AND status NOT IN ['error', 'timeout'] AND method = 'POST'",
 		});
@@ -412,7 +412,7 @@ describe('convertFiltersToExpression', () => {
 		};
 
 		const result = convertFiltersToExpression(filters);
-		expect(result).toEqual({
+		expect(result).toStrictEqual({
 			expression:
 				"count = 0 AND score > 100 AND limit >= 50 AND threshold < 1000 AND max_value <= 999 AND values in ['1', '2', '3', '4', '5']",
 		});
@@ -456,7 +456,7 @@ describe('convertFiltersToExpression', () => {
 		};
 
 		const result = convertFiltersToExpression(filters);
-		expect(result).toEqual({
+		expect(result).toStrictEqual({
 			expression:
 				"is_active = true AND is_deleted = false AND email = 'user@example.com' AND description = 'Contains \"quotes\" and \\'apostrophes\\'' AND path = '/api/v1/users/123?filter=true'",
 		});
@@ -506,7 +506,7 @@ describe('convertFiltersToExpression', () => {
 		};
 
 		const result = convertFiltersToExpression(filters);
-		expect(result).toEqual({
+		expect(result).toStrictEqual({
 			expression:
 				"has(tags, 'production') AND hasAny(labels, ['env:prod', 'service:api']) AND hasAll(metadata, ['version:1.0', 'team:backend']) AND services in ['api-gateway', 'user-service', 'auth-service', 'payment-service'] AND excluded_services NOT IN ['legacy-service', 'deprecated-service'] AND status_codes in ['200', '201', '400', '500']",
 		});
@@ -544,7 +544,7 @@ describe('convertFiltersToExpression', () => {
 		};
 
 		const result = convertFiltersToExpression(filters);
-		expect(result).toEqual({
+		expect(result).toStrictEqual({
 			expression:
 				"user_id NOT EXISTS AND description NOT CONTAINS 'error' AND NOT has(tags, 'production') AND NOT hasAny(labels, ['env:prod', 'service:api'])",
 		});
@@ -565,10 +565,9 @@ describe('convertFiltersToExpression', () => {
 
 		const result = convertFiltersToExpressionWithExistingQuery(
 			filters,
-			undefined,
 		);
 
-		expect(result.filters).toEqual(filters);
+		expect(result.filters).toStrictEqual(filters);
 		expect(result.filter.expression).toBe("service.name = 'test-service'");
 	});
 
@@ -580,10 +579,9 @@ describe('convertFiltersToExpression', () => {
 
 		const result = convertFiltersToExpressionWithExistingQuery(
 			filters,
-			undefined,
 		);
 
-		expect(result.filters).toEqual(filters);
+		expect(result.filters).toStrictEqual(filters);
 		expect(result.filter.expression).toBe('');
 	});
 
@@ -611,7 +609,7 @@ describe('convertFiltersToExpression', () => {
 		expect(result.filter).toBeDefined();
 		expect(result.filter.expression).toBe("service.name = 'updated-service'");
 		// Ensure parser can parse the existing query
-		expect(extractQueryPairs(existingQuery)).toEqual(
+		expect(extractQueryPairs(existingQuery)).toStrictEqual(
 			expect.arrayContaining([
 				expect.objectContaining({
 					key: 'service.name',
@@ -805,7 +803,7 @@ describe('convertAggregationToExpression', () => {
 			temporality: 'delta',
 		});
 
-		expect(result).toEqual([
+		expect(result).toStrictEqual([
 			{
 				metricName: 'test_metric',
 				timeAggregation: 'avg',
@@ -825,7 +823,7 @@ describe('convertAggregationToExpression', () => {
 			spaceAggregation: 'noop',
 		});
 
-		expect(result).toEqual([
+		expect(result).toStrictEqual([
 			{
 				metricName: 'test_metric',
 				timeAggregation: 'count',
@@ -841,7 +839,7 @@ describe('convertAggregationToExpression', () => {
 			dataSource: DataSource.METRICS,
 		});
 
-		expect(result).toEqual([
+		expect(result).toStrictEqual([
 			{
 				metricName: '',
 				timeAggregation: 'sum',
@@ -858,7 +856,7 @@ describe('convertAggregationToExpression', () => {
 			alias: 'trace_alias',
 		});
 
-		expect(result).toEqual([
+		expect(result).toStrictEqual([
 			{
 				expression: 'count(test_metric)',
 				alias: 'trace_alias',
@@ -874,7 +872,7 @@ describe('convertAggregationToExpression', () => {
 			alias: 'log_alias',
 		});
 
-		expect(result).toEqual([
+		expect(result).toStrictEqual([
 			{
 				expression: 'avg(test_metric)',
 				alias: 'log_alias',
@@ -889,7 +887,7 @@ describe('convertAggregationToExpression', () => {
 			dataSource: DataSource.TRACES,
 		});
 
-		expect(result).toEqual([
+		expect(result).toStrictEqual([
 			{
 				expression: 'count()',
 			},
@@ -903,7 +901,7 @@ describe('convertAggregationToExpression', () => {
 			dataSource: DataSource.LOGS,
 		});
 
-		expect(result).toEqual([
+		expect(result).toStrictEqual([
 			{
 				expression: 'sum(test_metric)',
 			},
@@ -917,7 +915,7 @@ describe('convertAggregationToExpression', () => {
 			dataSource: DataSource.METRICS,
 		});
 
-		expect(result).toEqual([
+		expect(result).toStrictEqual([
 			{
 				metricName: 'test_metric',
 				timeAggregation: 'max',
@@ -933,7 +931,7 @@ describe('convertAggregationToExpression', () => {
 			dataSource: DataSource.METRICS,
 		});
 
-		expect(result).toEqual([
+		expect(result).toStrictEqual([
 			{
 				metricName: 'test_metric',
 				timeAggregation: 'sum',
@@ -951,7 +949,7 @@ describe('convertAggregationToExpression', () => {
 			dataSource: DataSource.TRACES,
 		});
 
-		expect(result).toEqual([
+		expect(result).toStrictEqual([
 			{
 				expression: 'count()',
 			},
@@ -965,7 +963,7 @@ describe('convertAggregationToExpression', () => {
 			dataSource: DataSource.LOGS,
 		});
 
-		expect(result).toEqual([
+		expect(result).toStrictEqual([
 			{
 				expression: 'count()',
 			},

frontend/src/components/QueryBuilderV2/utils.ts

@@ -58,7 +58,7 @@ const formatSingleValue = (v: string | number | boolean): string => {
 			return v;
 		}
 		// Quote and escape single quotes in strings
-		return `'${v.replace(/'/g, "\\'")}'`;
+		return `'${v.replaceAll(/'/g, "\\'")}'`;
 	}
 	// Convert numbers and booleans to strings without quotes
 	return String(v);

frontend/src/components/QuickFilters/FilterRenderers/Checkbox/Checkbox.test.tsx

@@ -471,6 +471,6 @@ describe('CheckboxFilter - User Flows', () => {
 
 		expect(filterForServiceName.key.key).toBe(SERVICE_NAME_KEY);
 		expect(filterForServiceName.op).toBe('in');
-		expect(filterForServiceName.value).toEqual(['mq-kafka', 'otel-demo']);
+		expect(filterForServiceName.value).toStrictEqual(['mq-kafka', 'otel-demo']);
 	});
 });

frontend/src/components/QuickFilters/FilterRenderers/Checkbox/Checkbox.tsx

@@ -30,7 +30,7 @@ import { isKeyMatch } from './utils';
 
 import './Checkbox.styles.scss';
 
-const SELECTED_OPERATORS = [OPERATORS['='], 'in'];
+const SELECTED_OPERATORS = new Set([OPERATORS['='], 'in']);
 const NON_SELECTED_OPERATORS = [OPERATORS['!='], 'not in'];
 
 const SOURCES_WITH_EMPTY_STATE_ENABLED = [QuickFiltersSource.LOGS_EXPLORER];
@@ -194,7 +194,7 @@ export default function CheckboxFilter(props: ICheckboxProps): JSX.Element {
 		);
 
 		if (filterSync) {
-			if (SELECTED_OPERATORS.includes(filterSync.op)) {
+			if (SELECTED_OPERATORS.has(filterSync.op)) {
 				if (isArray(filterSync.value)) {
 					filterSync.value.forEach((val) => {
 						filterState[String(val)] = true;
@@ -532,14 +532,12 @@ export default function CheckboxFilter(props: ICheckboxProps): JSX.Element {
 			...currentQuery,
 			builder: {
 				...currentQuery.builder,
-				queryData: [
-					...currentQuery.builder.queryData.map((q, idx) => {
+				queryData: currentQuery.builder.queryData.map((q, idx) => {
 						if (idx === activeQueryIndex) {
 							return query;
 						}
 						return q;
 					}),
-				],
 			},
 		};
 
@@ -553,7 +551,7 @@ export default function CheckboxFilter(props: ICheckboxProps): JSX.Element {
 	const isEmptyStateWithDocsEnabled =
 		SOURCES_WITH_EMPTY_STATE_ENABLED.includes(source) &&
 		!searchText &&
-		!attributeValues.length;
+		attributeValues.length === 0;
 
 	return (
 		<div className="checkbox-filter">
@@ -577,7 +575,7 @@ export default function CheckboxFilter(props: ICheckboxProps): JSX.Element {
 					<Typography.Text className="title">{filter.title}</Typography.Text>
 				</section>
 				<section className="right-action">
-					{isOpen && !!attributeValues.length && (
+					{isOpen && attributeValues.length > 0 && (
 						<Typography.Text
 							className="clear-all"
 							onClick={(e): void => {
@@ -593,7 +591,7 @@ export default function CheckboxFilter(props: ICheckboxProps): JSX.Element {
 			</section>
 			{isOpen &&
 				(isLoading || isLoadingKeyValueSuggestions) &&
-				!attributeValues.length && (
+				attributeValues.length === 0 && (
 					<section className="loading">
 						<Skeleton paragraph={{ rows: 4 }} />
 					</section>

frontend/src/components/QuickFilters/FilterRenderers/Duration/Duration.tsx

@@ -139,7 +139,7 @@ function Duration({
 					attribute as AllTraceFilterKeys,
 				)
 			) {
-				if (!values || !values.length) {
+				if (!values || values.length === 0) {
 					return [];
 				}
 				let minValue = '';

frontend/src/components/QuickFilters/QuickFilters.tsx

@@ -92,7 +92,7 @@ export default function QuickFilters(props: IQuickFiltersProps): JSX.Element {
 		}
 
 		return currentQuery.builder.queryData.map((query, index) => ({
-			label: query.queryName || String.fromCharCode(65 + index),
+			label: query.queryName || String.fromCodePoint(65 + index),
 			value: index,
 		}));
 	}, [currentQuery?.builder?.queryData]);

frontend/src/components/QuickFilters/tests/QuickFilters.test.tsx

@@ -323,7 +323,7 @@ describe('Quick Filters with custom filters', () => {
 		const settingsButton = icon.closest('button') ?? icon;
 		await user.click(settingsButton);
 
-		expect(await screen.findByText('Edit quick filters')).toBeInTheDocument();
+		await expect(screen.findByText('Edit quick filters')).resolves.toBeInTheDocument();
 
 		const addedSection = screen.getByText(ADDED_FILTERS_LABEL).parentElement!;
 		expect(addedSection).toContainElement(
@@ -454,7 +454,7 @@ describe('Quick Filters with custom filters', () => {
 		});
 
 		const requestBody = putHandler.mock.calls[0][0];
-		expect(requestBody.filters).toEqual(
+		expect(requestBody.filters).toStrictEqual(
 			expect.arrayContaining([
 				expect.not.objectContaining({ key: FILTER_OS_DESCRIPTION }),
 			]),
@@ -535,12 +535,12 @@ describe('Quick Filters refetch behavior', () => {
 		);
 
 		const { unmount } = render(<TestQuickFilters signal={SIGNAL} />);
-		expect(await screen.findByText(FILTER_SERVICE_NAME)).toBeInTheDocument();
+		await expect(screen.findByText(FILTER_SERVICE_NAME)).resolves.toBeInTheDocument();
 
 		unmount();
 
 		render(<TestQuickFilters signal={SIGNAL} />);
-		expect(await screen.findByText(FILTER_SERVICE_NAME)).toBeInTheDocument();
+		await expect(screen.findByText(FILTER_SERVICE_NAME)).resolves.toBeInTheDocument();
 
 		expect(getCalls).toBe(2);
 	});
@@ -578,7 +578,7 @@ describe('Quick Filters refetch behavior', () => {
 		const user = userEvent.setup({ pointerEventsCheck: 0 });
 		render(<TestQuickFilters signal={SIGNAL} />);
 
-		expect(await screen.findByText(FILTER_SERVICE_NAME)).toBeInTheDocument();
+		await expect(screen.findByText(FILTER_SERVICE_NAME)).resolves.toBeInTheDocument();
 
 		const icon = await screen.findByTestId(SETTINGS_ICON_TEST_ID);
 		const settingsButton = icon.closest('button') ?? icon;
@@ -628,7 +628,7 @@ describe('Quick Filters refetch behavior', () => {
 		const user = userEvent.setup({ pointerEventsCheck: 0 });
 		render(<TestQuickFilters signal={SIGNAL} />);
 
-		expect(await screen.findByText(FILTER_SERVICE_NAME)).toBeInTheDocument();
+		await expect(screen.findByText(FILTER_SERVICE_NAME)).resolves.toBeInTheDocument();
 
 		const icon = await screen.findByTestId(SETTINGS_ICON_TEST_ID);
 		const settingsButton = icon.closest('button') ?? icon;
@@ -657,6 +657,6 @@ describe('Quick Filters refetch behavior', () => {
 
 		render(<TestQuickFilters signal={SIGNAL} config={[]} />);
 
-		expect(await screen.findByText('No filters found')).toBeInTheDocument();
+		await expect(screen.findByText('No filters found')).resolves.toBeInTheDocument();
 	});
 });

frontend/src/components/QuickFilters/utils.tsx

@@ -19,8 +19,8 @@ const getFilterName = (str: string): string => {
 	// replace . and _ with space
 	// capitalize the first letter of each word
 	return str
-		.replace(/\./g, ' ')
-		.replace(/_/g, ' ')
+		.replaceAll(/\./g, ' ')
+		.replaceAll(/_/g, ' ')
 		.split(' ')
 		.map((word) => word.charAt(0).toUpperCase() + word.slice(1))
 		.join(' ');

frontend/src/components/RefreshPaymentStatus/RefreshPaymentStatus.tsx

@@ -24,7 +24,7 @@ function RefreshPaymentStatus({
 		try {
 			await refreshPaymentStatus();
 
-			await Promise.all([activeLicenseRefetch()]);
+			[await activeLicenseRefetch()];
 		} catch (e) {
 			console.error(e);
 		}

frontend/src/components/ResizeTable/DynamicColumnTable.tsx

@@ -49,9 +49,9 @@ function DynamicColumnTable({
 		setColumnsData((prevColumns) =>
 			prevColumns
 				? [
-						...prevColumns.slice(0, prevColumns.length - 1),
+						...prevColumns.slice(0, - 1),
 						...visibleColumns,
-						prevColumns[prevColumns.length - 1],
+						prevColumns.at(-1),
 				  ]
 				: undefined,
 		);

frontend/src/components/ResizeTable/utils.ts

@@ -68,9 +68,9 @@ export const getNewColumnData: GetNewColumnDataFunction = ({
 	if (checked && dynamicColumns) {
 		return prevColumns
 			? [
-					...prevColumns.slice(0, prevColumns.length - 1),
+					...prevColumns.slice(0, - 1),
 					dynamicColumns[index],
-					prevColumns[prevColumns.length - 1],
+					prevColumns.at(-1),
 			  ]
 			: undefined;
 	}

frontend/src/components/RouteTab/RouteTab.test.tsx

@@ -28,7 +28,7 @@ const testRoutes: RouteTabProps['routes'] = [
 ];
 
 describe('RouteTab component', () => {
-	test('renders correctly', () => {
+	it('renders correctly', () => {
 		const history = createMemoryHistory();
 		render(
 			<Router history={history}>
@@ -39,7 +39,7 @@ describe('RouteTab component', () => {
 		expect(screen.getByRole('tab', { name: 'Tab2' })).toBeInTheDocument();
 	});
 
-	test('renders correct number of tabs', () => {
+	it('renders correct number of tabs', () => {
 		const history = createMemoryHistory();
 		render(
 			<Router history={history}>
@@ -47,10 +47,10 @@ describe('RouteTab component', () => {
 			</Router>,
 		);
 		const tabs = screen.getAllByRole('tab');
-		expect(tabs.length).toBe(testRoutes.length);
+		expect(tabs).toHaveLength(testRoutes.length);
 	});
 
-	test('sets provided activeKey as active tab', () => {
+	it('sets provided activeKey as active tab', () => {
 		const history = createMemoryHistory();
 		render(
 			<Router history={history}>
@@ -62,7 +62,7 @@ describe('RouteTab component', () => {
 		).toBeInTheDocument();
 	});
 
-	test('navigates to correct route on tab click', () => {
+	it('navigates to correct route on tab click', () => {
 		const history = createMemoryHistory();
 		render(
 			<Router history={history}>
@@ -74,7 +74,7 @@ describe('RouteTab component', () => {
 		expect(history.location.pathname).toBe('/tab2');
 	});
 
-	test('calls onChangeHandler on tab change', () => {
+	it('calls onChangeHandler on tab change', () => {
 		const onChangeHandler = jest.fn();
 		const history = createMemoryHistory();
 		render(

frontend/src/components/ServiceAccountDrawer/__tests__/EditKeyModal.test.tsx

@@ -70,9 +70,7 @@ describe('EditKeyModal (URL-controlled)', () => {
 	it('renders key data from prop when edit-key param is set', async () => {
 		renderModal();
 
-		expect(
-			await screen.findByDisplayValue('Original Key Name'),
-		).toBeInTheDocument();
+		await expect(screen.findByDisplayValue('Original Key Name')).resolves.toBeInTheDocument();
 		expect(screen.getByRole('button', { name: /Save Changes/i })).toBeDisabled();
 	});
 
@@ -110,8 +108,8 @@ describe('EditKeyModal (URL-controlled)', () => {
 		});
 
 		const latestUrlUpdate =
-			onUrlUpdate.mock.calls[onUrlUpdate.mock.calls.length - 1]?.[0];
-		expect(latestUrlUpdate).toEqual(
+			onUrlUpdate.mock.calls.at(-1)?.[0];
+		expect(latestUrlUpdate).toStrictEqual(
 			expect.objectContaining({
 				queryString: expect.any(String),
 			}),
@@ -134,9 +132,7 @@ describe('EditKeyModal (URL-controlled)', () => {
 		await user.click(screen.getByRole('button', { name: /Revoke Key/i }));
 
 		// Same dialog, now showing revoke confirmation
-		expect(
-			await screen.findByRole('dialog', { name: /Revoke Original Key Name/i }),
-		).toBeInTheDocument();
+		await expect(screen.findByRole('dialog', { name: /Revoke Original Key Name/i })).resolves.toBeInTheDocument();
 		expect(
 			screen.getByText(/Revoking this key will permanently invalidate it/i),
 		).toBeInTheDocument();

frontend/src/components/ServiceAccountDrawer/__tests__/ServiceAccountDrawer.test.tsx

@@ -104,7 +104,7 @@ describe('ServiceAccountDrawer', () => {
 	it('renders Overview tab by default: editable name input, locked email, Save disabled when not dirty', async () => {
 		renderDrawer();
 
-		expect(await screen.findByDisplayValue('CI Bot')).toBeInTheDocument();
+		await expect(screen.findByDisplayValue('CI Bot')).resolves.toBeInTheDocument();
 		expect(screen.getByText('ci-bot@signoz.io')).toBeInTheDocument();
 		expect(screen.getByRole('button', { name: /Save Changes/i })).toBeDisabled();
 	});
@@ -207,7 +207,7 @@ describe('ServiceAccountDrawer', () => {
 		expect(dialog).toBeInTheDocument();
 
 		const confirmBtns = screen.getAllByRole('button', { name: /^Delete$/i });
-		await user.click(confirmBtns[confirmBtns.length - 1]);
+		await user.click(confirmBtns.at(-1));
 
 		await waitFor(() => {
 			expect(deleteSpy).toHaveBeenCalled();
@@ -272,11 +272,9 @@ describe('ServiceAccountDrawer', () => {
 
 		renderDrawer();
 
-		expect(
-			await screen.findByText(
+		await expect(screen.findByText(
 				/An unexpected error occurred while fetching service account details/i,
-			),
-		).toBeInTheDocument();
+			)).resolves.toBeInTheDocument();
 	});
 });
 
@@ -349,11 +347,9 @@ describe('ServiceAccountDrawer – save-error UX', () => {
 		await waitFor(() => expect(saveBtn).not.toBeDisabled());
 		await user.click(saveBtn);
 
-		expect(
-			await screen.findByText(/Name update.*name update failed/i, undefined, {
+		await expect(screen.findByText(/Name update.*name update failed/i, undefined, {
 				timeout: 5000,
-			}),
-		).toBeInTheDocument();
+			})).resolves.toBeInTheDocument();
 	});
 
 	it('role add failure shows SaveErrorItem with the role name context', async () => {
@@ -385,15 +381,13 @@ describe('ServiceAccountDrawer – save-error UX', () => {
 		await waitFor(() => expect(saveBtn).not.toBeDisabled());
 		await user.click(saveBtn);
 
-		expect(
-			await screen.findByText(
+		await expect(screen.findByText(
 				/Role 'signoz-viewer'.*role assign failed/i,
 				undefined,
 				{
 					timeout: 5000,
 				},
-			),
-		).toBeInTheDocument();
+			)).resolves.toBeInTheDocument();
 	});
 
 	it('role add retries on 429 then succeeds without showing an error', async () => {

frontend/src/components/ShiftOverlay/__tests__/useShiftHoldOverlay.test.tsx

@@ -83,7 +83,7 @@ describe('useShiftHoldOverlay', () => {
 
 	it('does not activate in typing context (input)', () => {
 		const input = document.createElement('input');
-		document.body.appendChild(input);
+		document.body.append(input);
 
 		const { result } = renderHook(() => useShiftHoldOverlay({}));
 

frontend/src/components/TimelineV2/TimelineV2.tsx

@@ -29,7 +29,7 @@ function TimelineV2(props: ITimelineV2Props): JSX.Element {
 		}
 
 		const minIntervals = getMinimumIntervalsBasedOnWidth(width);
-		const intervalisedSpread = (spread / minIntervals) * 1.0;
+		const intervalisedSpread = (spread / minIntervals) * 1;
 		setIntervals(getIntervals(intervalisedSpread, spread));
 	}, [startTimestamp, endTimestamp, width]);
 

frontend/src/components/TimelineV2/utils.ts

@@ -68,7 +68,7 @@ export function getIntervals(
 	const integerPartString = intervalSpread.toString().split('.')[0];
 	const integerPartLength = integerPartString.length;
 	const intervalSpreadNormalized =
-		intervalSpread < 1.0
+		intervalSpread < 1
 			? intervalSpread
 			: Math.floor(Number(integerPartString) / 10 ** (integerPartLength - 1)) *
 			  10 ** (integerPartLength - 1);

frontend/src/components/Uplot/Uplot.tsx

@@ -72,7 +72,7 @@ const Uplot = forwardRef<ToggleGraphProps | undefined, UplotProps>(
 			}
 
 			// Clean up tooltip overlay that might be detached
-			const overlay = document.getElementById('overlay');
+			const overlay = document.querySelector('#overlay');
 			if (overlay) {
 				// Remove all child elements from overlay
 				while (overlay.firstChild) {

frontend/src/components/YAxisUnitSelector/YAxisUnitSelector.tsx

@@ -61,9 +61,7 @@ function YAxisUnitSelector({
 		}
 
 		// Check aliases (from the mapping) using array iteration
-		const aliases = Array.from(
-			UniversalYAxisUnitMappings[currentOption.value as UniversalYAxisUnit] ?? [],
-		);
+		const aliases = [...UniversalYAxisUnitMappings[currentOption.value as UniversalYAxisUnit] ?? []];
 
 		return aliases.some((alias) => alias.toLowerCase().includes(search));
 	};

frontend/src/components/YAxisUnitSelector/__tests__/formatter.test.tsx

@@ -8,7 +8,7 @@ import { formatUniversalUnit } from '../formatter';
 
 describe('formatUniversalUnit', () => {
 	describe('Time', () => {
-		test.each([
+		it.each([
 			// Days
 			[31, UniversalYAxisUnit.DAYS, '4.43 weeks'],
 			[7, UniversalYAxisUnit.DAYS, '1 week'],
@@ -48,7 +48,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Data', () => {
-		test.each([
+		it.each([
 			// Bytes
 			[864, UniversalYAxisUnit.BYTES, '864 B'],
 			[1000, UniversalYAxisUnit.BYTES, '1 kB'],
@@ -91,7 +91,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Data rate', () => {
-		test.each([
+		it.each([
 			// Bytes/second
 			[864, UniversalYAxisUnit.BYTES_SECOND, '864 B/s'],
 			[1000, UniversalYAxisUnit.BYTES_SECOND, '1 kB/s'],
@@ -134,7 +134,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Bit', () => {
-		test.each([
+		it.each([
 			// Bits
 			[1, UniversalYAxisUnit.BITS, '1 b'],
 			[250, UniversalYAxisUnit.BITS, '250 b'],
@@ -186,7 +186,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Bit rate', () => {
-		test.each([
+		it.each([
 			// Bits/second
 			[512, UniversalYAxisUnit.BITS_SECOND, '512 b/s'],
 			[1000, UniversalYAxisUnit.BITS_SECOND, '1 kb/s'],
@@ -236,7 +236,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Count', () => {
-		test.each([
+		it.each([
 			[100, UniversalYAxisUnit.COUNT, '100'],
 			[875, UniversalYAxisUnit.COUNT, '875'],
 			[1000, UniversalYAxisUnit.COUNT, '1 K'],
@@ -256,7 +256,7 @@ describe('formatUniversalUnit', () => {
 			expect(formatUniversalUnit(value, unit)).toBe(expected);
 		});
 
-		test.each([
+		it.each([
 			[100, UniversalYAxisUnit.COUNT_SECOND, '100 c/s'],
 			[875, UniversalYAxisUnit.COUNT_SECOND, '875 c/s'],
 			[1000, UniversalYAxisUnit.COUNT_SECOND, '1K c/s'],
@@ -267,7 +267,7 @@ describe('formatUniversalUnit', () => {
 			expect(formatUniversalUnit(value, unit)).toBe(expected);
 		});
 
-		test.each([
+		it.each([
 			[100, UniversalYAxisUnit.COUNT_MINUTE, '100 c/m'],
 			[875, UniversalYAxisUnit.COUNT_MINUTE, '875 c/m'],
 			[1000, UniversalYAxisUnit.COUNT_MINUTE, '1K c/m'],
@@ -280,7 +280,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Operations units', () => {
-		test.each([
+		it.each([
 			[780, UniversalYAxisUnit.OPS_SECOND, '780 ops/s'],
 			[1000, UniversalYAxisUnit.OPS_SECOND, '1K ops/s'],
 			[520, UniversalYAxisUnit.OPS_MINUTE, '520 ops/m'],
@@ -297,7 +297,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Request units', () => {
-		test.each([
+		it.each([
 			[615, UniversalYAxisUnit.REQUESTS_SECOND, '615 req/s'],
 			[1000, UniversalYAxisUnit.REQUESTS_SECOND, '1K req/s'],
 			[480, UniversalYAxisUnit.REQUESTS_MINUTE, '480 req/m'],
@@ -311,7 +311,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Read/Write units', () => {
-		test.each([
+		it.each([
 			[505, UniversalYAxisUnit.READS_SECOND, '505 rd/s'],
 			[1000, UniversalYAxisUnit.READS_SECOND, '1K rd/s'],
 			[610, UniversalYAxisUnit.WRITES_SECOND, '610 wr/s'],
@@ -335,7 +335,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('IO Operations units', () => {
-		test.each([
+		it.each([
 			[777, UniversalYAxisUnit.IOOPS_SECOND, '777 io/s'],
 			[1000, UniversalYAxisUnit.IOOPS_SECOND, '1K io/s'],
 			[2500, UniversalYAxisUnit.IOOPS_SECOND, '2.5K io/s'],
@@ -363,7 +363,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Time (additional)', () => {
-		test.each([
+		it.each([
 			[900, UniversalYAxisUnit.DURATION_MS, '900 milliseconds'],
 			[1000, UniversalYAxisUnit.DURATION_MS, '1 second'],
 			[1, UniversalYAxisUnit.DURATION_MS, '1 millisecond'],
@@ -388,7 +388,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Data (IEC/Binary)', () => {
-		test.each([
+		it.each([
 			// Bytes
 			[900, UniversalYAxisUnit.BYTES_IEC, '900 B'],
 			[1024, UniversalYAxisUnit.BYTES_IEC, '1 KiB'],
@@ -430,7 +430,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Data Rate (IEC/Binary)', () => {
-		test.each([
+		it.each([
 			// Kibibytes/second
 			[900, UniversalYAxisUnit.KIBIBYTES_SECOND, '900 KiB/s'],
 			[1024, UniversalYAxisUnit.KIBIBYTES_SECOND, '1 MiB/s'],
@@ -473,7 +473,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Bits (IEC)', () => {
-		test.each([
+		it.each([
 			[900, UniversalYAxisUnit.BITS_IEC, '900 b'],
 			[1024, UniversalYAxisUnit.BITS_IEC, '1 Kib'],
 			[1080, UniversalYAxisUnit.BITS_IEC, '1.05 Kib'],
@@ -483,7 +483,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Hash Rate', () => {
-		test.each([
+		it.each([
 			// Hashes/second
 			[412, UniversalYAxisUnit.HASH_RATE_HASHES_PER_SECOND, '412 H/s'],
 			[1000, UniversalYAxisUnit.HASH_RATE_HASHES_PER_SECOND, '1 kH/s'],
@@ -518,7 +518,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Miscellaneous', () => {
-		test.each([
+		it.each([
 			[742, UniversalYAxisUnit.MISC_STRING, '742'],
 			[688, UniversalYAxisUnit.MISC_SHORT, '688'],
 			[555, UniversalYAxisUnit.MISC_HUMIDITY, '555 %H'],
@@ -534,7 +534,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Acceleration', () => {
-		test.each([
+		it.each([
 			[
 				875,
 				UniversalYAxisUnit.ACCELERATION_METERS_PER_SECOND_SQUARED,
@@ -553,7 +553,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Angular', () => {
-		test.each([
+		it.each([
 			[415, UniversalYAxisUnit.ANGULAR_DEGREE, '415 °'],
 			[732, UniversalYAxisUnit.ANGULAR_RADIAN, '732 rad'],
 			[128, UniversalYAxisUnit.ANGULAR_GRADIAN, '128 grad'],
@@ -565,7 +565,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Area', () => {
-		test.each([
+		it.each([
 			[210, UniversalYAxisUnit.AREA_SQUARE_METERS, '210 m²'],
 			[152, UniversalYAxisUnit.AREA_SQUARE_FEET, '152 ft²'],
 			[64, UniversalYAxisUnit.AREA_SQUARE_MILES, '64 mi²'],
@@ -575,7 +575,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('FLOPs', () => {
-		test.each([
+		it.each([
 			// FLOPS
 			[150, UniversalYAxisUnit.FLOPS_FLOPS, '150 FLOPS'],
 			[1000, UniversalYAxisUnit.FLOPS_FLOPS, '1 kFLOPS'],
@@ -613,7 +613,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Concentration', () => {
-		test.each([
+		it.each([
 			[415, UniversalYAxisUnit.CONCENTRATION_PPM, '415 ppm'],
 			[1000, UniversalYAxisUnit.CONCENTRATION_PPM, '1000 ppm'],
 			[732, UniversalYAxisUnit.CONCENTRATION_PPB, '732 ppb'],
@@ -650,7 +650,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Currency', () => {
-		test.each([
+		it.each([
 			[812, UniversalYAxisUnit.CURRENCY_USD, '$812'],
 			[645, UniversalYAxisUnit.CURRENCY_GBP, '£645'],
 			[731, UniversalYAxisUnit.CURRENCY_EUR, '€731'],
@@ -688,7 +688,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Power/Electrical', () => {
-		test.each([
+		it.each([
 			[715, UniversalYAxisUnit.POWER_WATT, '715 W'],
 			[1000, UniversalYAxisUnit.POWER_WATT, '1 kW'],
 			[1080, UniversalYAxisUnit.POWER_WATT, '1.08 kW'],
@@ -744,7 +744,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Flow', () => {
-		test.each([
+		it.each([
 			[512, UniversalYAxisUnit.FLOW_GALLONS_PER_MINUTE, '512 gpm'],
 			[1000, UniversalYAxisUnit.FLOW_GALLONS_PER_MINUTE, '1000 gpm'],
 			[678, UniversalYAxisUnit.FLOW_CUBIC_METERS_PER_SECOND, '678 cms'],
@@ -766,7 +766,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Force', () => {
-		test.each([
+		it.each([
 			[845, UniversalYAxisUnit.FORCE_NEWTON_METERS, '845 Nm'],
 			[1000, UniversalYAxisUnit.FORCE_NEWTON_METERS, '1 kNm'],
 			[1080, UniversalYAxisUnit.FORCE_NEWTON_METERS, '1.08 kNm'],
@@ -782,7 +782,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Mass', () => {
-		test.each([
+		it.each([
 			[120, UniversalYAxisUnit.MASS_MILLIGRAM, '120 mg'],
 			[120000, UniversalYAxisUnit.MASS_MILLIGRAM, '120 g'],
 			[987, UniversalYAxisUnit.MASS_GRAM, '987 g'],
@@ -796,7 +796,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Length', () => {
-		test.each([
+		it.each([
 			[88, UniversalYAxisUnit.LENGTH_MILLIMETER, '88 mm'],
 			[100, UniversalYAxisUnit.LENGTH_MILLIMETER, '100 mm'],
 			[1000, UniversalYAxisUnit.LENGTH_MILLIMETER, '1 m'],
@@ -812,7 +812,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Pressure', () => {
-		test.each([
+		it.each([
 			[45, UniversalYAxisUnit.PRESSURE_MILLIBAR, '45 mbar'],
 			[1013, UniversalYAxisUnit.PRESSURE_MILLIBAR, '1.01 bar'],
 			[27, UniversalYAxisUnit.PRESSURE_BAR, '27 bar'],
@@ -828,7 +828,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Radiation', () => {
-		test.each([
+		it.each([
 			[452, UniversalYAxisUnit.RADIATION_BECQUEREL, '452 Bq'],
 			[37, UniversalYAxisUnit.RADIATION_CURIE, '37 Ci'],
 			[128, UniversalYAxisUnit.RADIATION_GRAY, '128 Gy'],
@@ -849,7 +849,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Rotation Speed', () => {
-		test.each([
+		it.each([
 			[345, UniversalYAxisUnit.ROTATION_SPEED_REVOLUTIONS_PER_MINUTE, '345 rpm'],
 			[789, UniversalYAxisUnit.ROTATION_SPEED_HERTZ, '789 Hz'],
 			[789000, UniversalYAxisUnit.ROTATION_SPEED_HERTZ, '789 kHz'],
@@ -861,7 +861,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Temperature', () => {
-		test.each([
+		it.each([
 			[37, UniversalYAxisUnit.TEMPERATURE_CELSIUS, '37 °C'],
 			[451, UniversalYAxisUnit.TEMPERATURE_FAHRENHEIT, '451 °F'],
 			[310, UniversalYAxisUnit.TEMPERATURE_KELVIN, '310 K'],
@@ -871,7 +871,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Velocity', () => {
-		test.each([
+		it.each([
 			[900, UniversalYAxisUnit.VELOCITY_METERS_PER_SECOND, '900 m/s'],
 			[456, UniversalYAxisUnit.VELOCITY_KILOMETERS_PER_HOUR, '456 km/h'],
 			[789, UniversalYAxisUnit.VELOCITY_MILES_PER_HOUR, '789 mph'],
@@ -882,7 +882,7 @@ describe('formatUniversalUnit', () => {
 	});
 
 	describe('Volume', () => {
-		test.each([
+		it.each([
 			[1200, UniversalYAxisUnit.VOLUME_MILLILITER, '1.2 L'],
 			[9000000, UniversalYAxisUnit.VOLUME_MILLILITER, '9 kL'],
 			[9, UniversalYAxisUnit.VOLUME_LITER, '9 L'],

frontend/src/components/YAxisUnitSelector/__tests__/utils.test.tsx

@@ -16,8 +16,8 @@ describe('YAxisUnitSelector utils', () => {
 
 		it('returns null or self for unknown units', () => {
 			expect(mapMetricUnitToUniversalUnit('unknown_unit')).toBe('unknown_unit');
-			expect(mapMetricUnitToUniversalUnit('')).toBe(null);
-			expect(mapMetricUnitToUniversalUnit(undefined)).toBe(null);
+			expect(mapMetricUnitToUniversalUnit('')).toBeNull();
+			expect(mapMetricUnitToUniversalUnit()).toBeNull();
 		});
 	});
 
@@ -31,7 +31,7 @@ describe('YAxisUnitSelector utils', () => {
 		it('returns original unit for unknown units', () => {
 			expect(getUniversalNameFromMetricUnit('unknown_unit')).toBe('unknown_unit');
 			expect(getUniversalNameFromMetricUnit('')).toBe('-');
-			expect(getUniversalNameFromMetricUnit(undefined)).toBe('-');
+			expect(getUniversalNameFromMetricUnit()).toBe('-');
 		});
 
 		it('handles case variations', () => {
@@ -62,7 +62,7 @@ describe('YAxisUnitSelector utils', () => {
 				},
 			];
 			const mergedCategories = mergeCategories(categories1, categories2);
-			expect(mergedCategories).toEqual([
+			expect(mergedCategories).toStrictEqual([
 				{
 					name: YAxisCategoryNames.Data,
 					units: [

frontend/src/components/YAxisUnitSelector/formatter.ts

@@ -56,7 +56,7 @@ export function formatUniversalUnit(
 		const formatted = formatter(scaled.value, decimals);
 		if (formatted.text && formatted.text.includes('.')) {
 			formatted.text = formatDecimalWithLeadingZeros(
-				parseFloat(formatted.text),
+				Number.parseFloat(formatted.text),
 				precision,
 			);
 		}
@@ -70,7 +70,7 @@ export function formatUniversalUnit(
 		const formatted = formatter(value, decimals);
 		if (formatted.text && formatted.text.includes('.')) {
 			formatted.text = formatDecimalWithLeadingZeros(
-				parseFloat(formatted.text),
+				Number.parseFloat(formatted.text),
 				precision,
 			);
 		}
@@ -82,7 +82,7 @@ export function formatUniversalUnit(
 	const formatted = formatter(value, decimals);
 	if (formatted.text && formatted.text.includes('.')) {
 		formatted.text = formatDecimalWithLeadingZeros(
-			parseFloat(formatted.text),
+			Number.parseFloat(formatted.text),
 			precision,
 		);
 	}

frontend/src/components/YAxisUnitSelector/utils.tsx

@@ -68,7 +68,7 @@ export function mergeCategories(
 		}
 	});
 
-	return Array.from(mapOfCategories.values());
+	return [...mapOfCategories.values()];
 }
 
 export function getYAxisCategories(source: YAxisSource): YAxisCategory[] {

frontend/src/components/cmdKPalette/__test__/cmdkPalette.test.tsx

@@ -41,7 +41,7 @@ jest.mock('lib/history', () => {
 		location.search = search;
 
 		stack.push({ pathname, search });
-		return undefined;
+		return;
 	});
 
 	const replace = jest.fn((path: string) => {
@@ -57,7 +57,7 @@ jest.mock('lib/history', () => {
 		} else {
 			stack.push({ pathname, search });
 		}
-		return undefined;
+		return;
 	});
 
 	const listen = jest.fn();
@@ -65,7 +65,7 @@ jest.mock('lib/history', () => {
 		if (n < 0 && stack.length > 1) {
 			stack.pop();
 		}
-		const top = stack[stack.length - 1] || { pathname: '/', search: '' };
+		const top = stack.at(-1) || { pathname: '/', search: '' };
 		location.pathname = top.pathname;
 		location.search = top.search;
 	});
@@ -149,7 +149,7 @@ describe('CmdKPalette', () => {
 		jest.clearAllMocks();
 	});
 
-	test('renders navigation and settings groups and items', () => {
+	it('renders navigation and settings groups and items', () => {
 		render(<CmdKPalette userRole="ADMIN" />);
 
 		expect(screen.getByText('Navigation')).toBeInTheDocument();
@@ -160,7 +160,7 @@ describe('CmdKPalette', () => {
 		expect(screen.getByText('Switch to Dark Mode')).toBeInTheDocument();
 	});
 
-	test('clicking a navigation item calls history.push with correct route', async () => {
+	it('clicking a navigation item calls history.push with correct route', async () => {
 		const user = userEvent.setup({ pointerEventsCheck: 0 });
 		render(<CmdKPalette userRole="ADMIN" />);
 
@@ -170,14 +170,14 @@ describe('CmdKPalette', () => {
 		expect(history.push).toHaveBeenCalledWith(ROUTES.HOME);
 	});
 
-	test('role-based filtering (basic smoke)', () => {
+	it('role-based filtering (basic smoke)', () => {
 		render(<CmdKPalette userRole="VIEWER" />);
 
 		// VIEWER still sees basic navigation items
 		expect(screen.getByText(HOME_LABEL)).toBeInTheDocument();
 	});
 
-	test('keyboard shortcut opens palette via setOpen', () => {
+	it('keyboard shortcut opens palette via setOpen', () => {
 		render(<CmdKPalette userRole="ADMIN" />);
 
 		const event = new KeyboardEvent('keydown', { key: 'k', ctrlKey: true });
@@ -186,7 +186,7 @@ describe('CmdKPalette', () => {
 		expect(mockSetOpen).toHaveBeenCalledWith(true);
 	});
 
-	test('items render with icons when provided', () => {
+	it('items render with icons when provided', () => {
 		render(<CmdKPalette userRole="ADMIN" />);
 
 		const iconHolders = document.querySelectorAll('.cmd-item-icon');
@@ -194,7 +194,7 @@ describe('CmdKPalette', () => {
 		expect(screen.getByText(HOME_LABEL)).toBeInTheDocument();
 	});
 
-	test('closing the palette via handleInvoke sets open to false', async () => {
+	it('closing the palette via handleInvoke sets open to false', async () => {
 		const user = userEvent.setup({ pointerEventsCheck: 0 });
 		render(<CmdKPalette userRole="ADMIN" />);
 

frontend/src/components/cmdKPalette/cmdKPalette.tsx

@@ -103,7 +103,7 @@ export function CmdKPalette({
 			}
 		});
 
-		return Array.from(map.entries());
+		return [...map.entries()];
 	})();
 
 	const handleInvoke = (action: CmdAction): void => {

frontend/src/constants/dateTimeFormats.ts

@@ -68,7 +68,7 @@ export const DATE_TIME_FORMATS = {
 
 export const convert24hTo12h = (format: string): string =>
 	format
-		.replace(/\bHH:mm:ss\.SSS\b/g, 'hh:mm:ss.SSS A')
-		.replace(/\bHH:mm:ss\b/g, 'hh:mm:ss A')
-		.replace(/\bHH:mm\b/g, 'hh:mm A')
-		.replace(/\bh:mm:ss\b/g, 'h:mm:ss A');
+		.replaceAll(/\bHH:mm:ss\.SSS\b/g, 'hh:mm:ss.SSS A')
+		.replaceAll(/\bHH:mm:ss\b/g, 'hh:mm:ss A')
+		.replaceAll(/\bHH:mm\b/g, 'hh:mm A')
+		.replaceAll(/\bh:mm:ss\b/g, 'h:mm:ss A');

frontend/src/constants/queryBuilder.ts

@@ -74,7 +74,7 @@ export const formulasNames: string[] = Array.from(
 	(_, i) => `F${i + 1}`,
 );
 const alpha: number[] = Array.from(Array(MAX_QUERIES), (_, i) => i + 65);
-export const alphabet: string[] = alpha.map((str) => String.fromCharCode(str));
+export const alphabet: string[] = alpha.map((str) => String.fromCodePoint(str));
 
 export enum QueryBuilderKeys {
 	GET_AGGREGATE_ATTRIBUTE = 'GET_AGGREGATE_ATTRIBUTE',

frontend/src/container/AlertHistory/Statistics/StatsCard/utils.ts

@@ -2,7 +2,7 @@ export const extractDayFromTimestamp = (timestamp: string | null): string => {
 	if (!timestamp) {
 		return '';
 	}
-	const date = new Date(parseInt(timestamp, 10));
+	const date = new Date(Number.parseInt(timestamp, 10));
 	return date.getDate().toString();
 };
 
@@ -12,5 +12,5 @@ export const convertTimestampToLocaleDateString = (
 	if (!timestamp) {
 		return '';
 	}
-	return new Date(parseInt(timestamp, 10)).toLocaleString();
+	return new Date(Number.parseInt(timestamp, 10)).toLocaleString();
 };

frontend/src/container/AlertHistory/Statistics/TopContributorsCard/TopContributorsContent.tsx

@@ -5,7 +5,7 @@ function TopContributorsContent({
 	topContributorsData,
 	totalCurrentTriggers,
 }: TopContributorsCardProps): JSX.Element {
-	const isEmpty = !topContributorsData.length;
+	const isEmpty = topContributorsData.length === 0;
 
 	if (isEmpty) {
 		return (

frontend/src/container/AlertHistory/Timeline/Graph/Graph.tsx

@@ -38,12 +38,12 @@ function HorizontalTimelineGraph({
 
 		const timestamps = [
 			...data.map((item) => item.start / 1000),
-			data[data.length - 1].end / 1000, // end value of last entry
+			data.at(-1).end / 1000, // end value of last entry
 		];
 
 		const states = [
 			...data.map((item) => ALERT_STATUS[item.state]),
-			ALERT_STATUS[data[data.length - 1].state], // Same state as the last entry
+			ALERT_STATUS[data.at(-1).state], // Same state as the last entry
 		];
 
 		return [timestamps, states];

frontend/src/container/AlertHistory/Timeline/Table/useTimelineTable.tsx

@@ -45,7 +45,7 @@ function LabelFilter({
 		const tagFiltersLength = tagFilters.items.length;
 
 		if (
-			(!tagFiltersLength && (!filters || !filters.items.length)) ||
+			(!tagFiltersLength && (!filters || filters.items.length === 0)) ||
 			tagFiltersLength === filters?.items.length
 		) {
 			return;

frontend/src/container/AllAlertChannels/__tests__/AlertChannels.test.tsx

@@ -34,13 +34,13 @@ describe('Alert Channels Settings List page', () => {
 		jest.useRealTimers();
 	});
 	describe('Should display the Alert Channels page properly', () => {
-		it('Should check if "The alerts will be sent to all the configured channels." is visible ', () => {
+		it('Should check if "The alerts will be sent to all the configured channels." is visible', () => {
 			expect(screen.getByText('sending_channels_note')).toBeInTheDocument();
 		});
-		it('Should check if "New Alert Channel" Button is visble ', () => {
+		it('Should check if "New Alert Channel" Button is visble', () => {
 			expect(screen.getByText('button_new_channel')).toBeInTheDocument();
 		});
-		it('Should check if the help icon is visible and displays "tooltip_notification_channels ', async () => {
+		it('Should check if the help icon is visible and displays "tooltip_notification_channels', async () => {
 			const helpIcon = screen.getByLabelText('question-circle');
 
 			fireEvent.mouseOver(helpIcon);

frontend/src/container/AllAlertChannels/__tests__/AlertChannelsNormalUser.test.tsx

@@ -38,7 +38,7 @@ describe('Alert Channels Settings List page (Normal User)', () => {
 		jest.useRealTimers();
 	});
 	describe('Should display the Alert Channels page properly', () => {
-		it('Should check if "The alerts will be sent to all the configured channels." is visible ', async () => {
+		it('Should check if "The alerts will be sent to all the configured channels." is visible', async () => {
 			await waitFor(() =>
 				expect(screen.getByText('sending_channels_note')).toBeInTheDocument(),
 			);
@@ -51,7 +51,7 @@ describe('Alert Channels Settings List page (Normal User)', () => {
 			await waitFor(() => expect(newAlertButton).toBeInTheDocument());
 			expect(newAlertButton).toBeDisabled();
 		});
-		it('Should check if the help icon is visible and displays "tooltip_notification_channels ', async () => {
+		it('Should check if the help icon is visible and displays "tooltip_notification_channels', async () => {
 			const helpIcon = screen.getByLabelText('question-circle');
 			fireEvent.mouseOver(helpIcon);
 

frontend/src/container/AllAlertChannels/__tests__/CreateAlertChannel.test.tsx

@@ -44,7 +44,7 @@ describe('Create Alert Channel', () => {
 	afterEach(() => {
 		jest.clearAllMocks();
 	});
-	describe('Should check if the new alert channel is properly displayed with the cascading fields of slack channel ', () => {
+	describe('Should check if the new alert channel is properly displayed with the cascading fields of slack channel', () => {
 		beforeEach(() => {
 			render(<CreateAlertChannels preType={ChannelType.Slack} />);
 		});
@@ -54,13 +54,13 @@ describe('Create Alert Channel', () => {
 		it('Should check if the title is "New Notification Channels"', () => {
 			expect(screen.getByText('page_title_create')).toBeInTheDocument();
 		});
-		it('Should check if the name label and textbox are displayed properly ', () => {
+		it('Should check if the name label and textbox are displayed properly', () => {
 			testLabelInputAndHelpValue({
 				labelText: 'field_channel_name',
 				testId: 'channel-name-textbox',
 			});
 		});
-		it('Should check if Send resolved alerts label and checkbox are displayed properly ', () => {
+		it('Should check if Send resolved alerts label and checkbox are displayed properly', () => {
 			testLabelInputAndHelpValue({
 				labelText: 'field_send_resolved',
 				testId: 'field-send-resolved-checkbox',
@@ -76,13 +76,13 @@ describe('Create Alert Channel', () => {
 		it('Should check if the selected item in the type dropdown has text "Slack"', () => {
 			expect(screen.getByText('Slack')).toBeInTheDocument();
 		});
-		it('Should check if Webhook URL label and input are displayed properly ', () => {
+		it('Should check if Webhook URL label and input are displayed properly', () => {
 			testLabelInputAndHelpValue({
 				labelText: 'field_webhook_url',
 				testId: 'webhook-url-textbox',
 			});
 		});
-		it('Should check if Recepient label, input, and help text are displayed properly ', () => {
+		it('Should check if Recepient label, input, and help text are displayed properly', () => {
 			testLabelInputAndHelpValue({
 				labelText: 'field_slack_recipient',
 				testId: 'slack-channel-textbox',
@@ -90,7 +90,7 @@ describe('Create Alert Channel', () => {
 			});
 		});
 
-		it('Should check if Title label and text area are displayed properly ', () => {
+		it('Should check if Title label and text area are displayed properly', () => {
 			testLabelInputAndHelpValue({
 				labelText: 'field_slack_title',
 				testId: 'title-textarea',
@@ -101,7 +101,7 @@ describe('Create Alert Channel', () => {
 
 			expect(titleTextArea).toHaveTextContent(slackTitleDefaultValue);
 		});
-		it('Should check if Description label and text area are displayed properly ', () => {
+		it('Should check if Description label and text area are displayed properly', () => {
 			testLabelInputAndHelpValue({
 				labelText: 'field_slack_description',
 				testId: 'description-textarea',
@@ -177,13 +177,13 @@ describe('Create Alert Channel', () => {
 			it('Should check if the selected item in the type dropdown has text "Webhook"', () => {
 				expect(screen.getByText('Webhook')).toBeInTheDocument();
 			});
-			it('Should check if Webhook URL label and input are displayed properly ', () => {
+			it('Should check if Webhook URL label and input are displayed properly', () => {
 				testLabelInputAndHelpValue({
 					labelText: 'field_webhook_url',
 					testId: 'webhook-url-textbox',
 				});
 			});
-			it('Should check if Webhook User Name label, input, and help text are displayed properly ', () => {
+			it('Should check if Webhook User Name label, input, and help text are displayed properly', () => {
 				testLabelInputAndHelpValue({
 					labelText: 'field_webhook_username',
 					testId: 'webhook-username-textbox',
@@ -321,7 +321,7 @@ describe('Create Alert Channel', () => {
 				});
 			});
 
-			it('Should check if Message contains the default template ', () => {
+			it('Should check if Message contains the default template', () => {
 				const messageTextArea = screen.getByTestId('opsgenie-message-textarea');
 
 				expect(messageTextArea).toHaveValue(opsGenieMessageDefaultValue);
@@ -387,14 +387,14 @@ describe('Create Alert Channel', () => {
 				expect(screen.getByText('Microsoft Teams')).toBeInTheDocument();
 			});
 
-			it('Should check if Webhook URL label and input are displayed properly ', () => {
+			it('Should check if Webhook URL label and input are displayed properly', () => {
 				testLabelInputAndHelpValue({
 					labelText: 'field_webhook_url',
 					testId: 'webhook-url-textbox',
 				});
 			});
 
-			it('Should check if Title label and text area are displayed properly ', () => {
+			it('Should check if Title label and text area are displayed properly', () => {
 				testLabelInputAndHelpValue({
 					labelText: 'field_slack_title',
 					testId: 'title-textarea',
@@ -406,7 +406,7 @@ describe('Create Alert Channel', () => {
 
 				expect(titleTextArea).toHaveTextContent(slackTitleDefaultValue);
 			});
-			it('Should check if Description label and text area are displayed properly ', () => {
+			it('Should check if Description label and text area are displayed properly', () => {
 				testLabelInputAndHelpValue({
 					labelText: 'field_slack_description',
 					testId: 'description-textarea',

frontend/src/container/AllAlertChannels/__tests__/CreateAlertChannelNormalUser.test.tsx

@@ -23,20 +23,20 @@ describe('Create Alert Channel (Normal User)', () => {
 	afterEach(() => {
 		jest.clearAllMocks();
 	});
-	describe('Should check if the new alert channel is properly displayed with the cascading fields of slack channel ', () => {
+	describe('Should check if the new alert channel is properly displayed with the cascading fields of slack channel', () => {
 		beforeEach(() => {
 			render(<CreateAlertChannels preType={ChannelType.Slack} />);
 		});
 		it('Should check if the title is "New Notification Channels"', () => {
 			expect(screen.getByText('page_title_create')).toBeInTheDocument();
 		});
-		it('Should check if the name label and textbox are displayed properly ', () => {
+		it('Should check if the name label and textbox are displayed properly', () => {
 			testLabelInputAndHelpValue({
 				labelText: 'field_channel_name',
 				testId: 'channel-name-textbox',
 			});
 		});
-		it('Should check if Send resolved alerts label and checkbox are displayed properly ', () => {
+		it('Should check if Send resolved alerts label and checkbox are displayed properly', () => {
 			testLabelInputAndHelpValue({
 				labelText: 'field_send_resolved',
 				testId: 'field-send-resolved-checkbox',
@@ -52,13 +52,13 @@ describe('Create Alert Channel (Normal User)', () => {
 		it('Should check if the selected item in the type dropdown has text "Slack"', () => {
 			expect(screen.getByText('Slack')).toBeInTheDocument();
 		});
-		it('Should check if Webhook URL label and input are displayed properly ', () => {
+		it('Should check if Webhook URL label and input are displayed properly', () => {
 			testLabelInputAndHelpValue({
 				labelText: 'field_webhook_url',
 				testId: 'webhook-url-textbox',
 			});
 		});
-		it('Should check if Recepient label, input, and help text are displayed properly ', () => {
+		it('Should check if Recepient label, input, and help text are displayed properly', () => {
 			testLabelInputAndHelpValue({
 				labelText: 'field_slack_recipient',
 				testId: 'slack-channel-textbox',
@@ -66,7 +66,7 @@ describe('Create Alert Channel (Normal User)', () => {
 			});
 		});
 
-		it('Should check if Title label and text area are displayed properly ', () => {
+		it('Should check if Title label and text area are displayed properly', () => {
 			testLabelInputAndHelpValue({
 				labelText: 'field_slack_title',
 				testId: 'title-textarea',
@@ -77,7 +77,7 @@ describe('Create Alert Channel (Normal User)', () => {
 
 			expect(titleTextArea).toHaveTextContent(slackTitleDefaultValue);
 		});
-		it('Should check if Description label and text area are displayed properly ', () => {
+		it('Should check if Description label and text area are displayed properly', () => {
 			testLabelInputAndHelpValue({
 				labelText: 'field_slack_description',
 				testId: 'description-textarea',
@@ -103,13 +103,13 @@ describe('Create Alert Channel (Normal User)', () => {
 			it('Should check if the selected item in the type dropdown has text "Webhook"', () => {
 				expect(screen.getByText('Webhook')).toBeInTheDocument();
 			});
-			it('Should check if Webhook URL label and input are displayed properly ', () => {
+			it('Should check if Webhook URL label and input are displayed properly', () => {
 				testLabelInputAndHelpValue({
 					labelText: 'field_webhook_url',
 					testId: 'webhook-url-textbox',
 				});
 			});
-			it('Should check if Webhook User Name label, input, and help text are displayed properly ', () => {
+			it('Should check if Webhook User Name label, input, and help text are displayed properly', () => {
 				testLabelInputAndHelpValue({
 					labelText: 'field_webhook_username',
 					testId: 'webhook-username-textbox',
@@ -247,7 +247,7 @@ describe('Create Alert Channel (Normal User)', () => {
 				});
 			});
 
-			it('Should check if Message contains the default template ', () => {
+			it('Should check if Message contains the default template', () => {
 				const messageTextArea = screen.getByTestId('opsgenie-message-textarea');
 
 				expect(messageTextArea).toHaveValue(opsGenieMessageDefaultValue);

frontend/src/container/AllAlertChannels/__tests__/EditAlertChannel.test.tsx

@@ -24,7 +24,7 @@ jest.mock('components/MarkdownRenderer/MarkdownRenderer', () => ({
 	MarkdownRenderer: jest.fn(() => <div>Mocked MarkdownRenderer</div>),
 }));
 
-describe('Should check if the edit alert channel is properly displayed ', () => {
+describe('Should check if the edit alert channel is properly displayed', () => {
 	beforeEach(() => {
 		render(<EditAlertChannels initialValue={editAlertChannelInitialValue} />);
 	});
@@ -35,14 +35,14 @@ describe('Should check if the edit alert channel is properly displayed ', () =>
 		expect(screen.getByText('page_title_edit')).toBeInTheDocument();
 	});
 
-	it('Should check if the name label and textbox are displayed properly ', () => {
+	it('Should check if the name label and textbox are displayed properly', () => {
 		testLabelInputAndHelpValue({
 			labelText: 'field_channel_name',
 			testId: 'channel-name-textbox',
 			value: 'Dummy-Channel',
 		});
 	});
-	it('Should check if Send resolved alerts label and checkbox are displayed properly and the checkbox is checked ', () => {
+	it('Should check if Send resolved alerts label and checkbox are displayed properly and the checkbox is checked', () => {
 		testLabelInputAndHelpValue({
 			labelText: 'field_send_resolved',
 			testId: 'field-send-resolved-checkbox',
@@ -61,7 +61,7 @@ describe('Should check if the edit alert channel is properly displayed ', () =>
 		expect(screen.getByText('Slack')).toBeInTheDocument();
 	});
 
-	it('Should check if Webhook URL label and input are displayed properly ', () => {
+	it('Should check if Webhook URL label and input are displayed properly', () => {
 		testLabelInputAndHelpValue({
 			labelText: 'field_webhook_url',
 			testId: 'webhook-url-textbox',
@@ -70,7 +70,7 @@ describe('Should check if the edit alert channel is properly displayed ', () =>
 		});
 	});
 
-	it('Should check if Recepient label, input, and help text are displayed properly ', () => {
+	it('Should check if Recepient label, input, and help text are displayed properly', () => {
 		testLabelInputAndHelpValue({
 			labelText: 'field_slack_recipient',
 			testId: 'slack-channel-textbox',
@@ -79,7 +79,7 @@ describe('Should check if the edit alert channel is properly displayed ', () =>
 		});
 	});
 
-	it('Should check if Title label and text area are displayed properly ', () => {
+	it('Should check if Title label and text area are displayed properly', () => {
 		testLabelInputAndHelpValue({
 			labelText: 'field_slack_title',
 			testId: 'title-textarea',
@@ -92,7 +92,7 @@ describe('Should check if the edit alert channel is properly displayed ', () =>
 		expect(titleTextArea).toHaveTextContent(slackTitleDefaultValue);
 	});
 
-	it('Should check if Description label and text area are displayed properly ', () => {
+	it('Should check if Description label and text area are displayed properly', () => {
 		testLabelInputAndHelpValue({
 			labelText: 'field_slack_description',
 			testId: 'description-textarea',

frontend/src/container/AllError/utils.test.ts

@@ -12,7 +12,7 @@ import {
 } from './utils';
 
 describe('Error utils', () => {
-	test('Valid OrderBy Params', () => {
+	it('Valid OrderBy Params', () => {
 		expect(isOrderParams('serviceName')).toBe(true);
 		expect(isOrderParams('exceptionCount')).toBe(true);
 		expect(isOrderParams('lastSeen')).toBe(true);
@@ -20,24 +20,24 @@ describe('Error utils', () => {
 		expect(isOrderParams('exceptionType')).toBe(true);
 	});
 
-	test('Invalid OrderBy Params', () => {
+	it('Invalid OrderBy Params', () => {
 		expect(isOrderParams('invalid')).toBe(false);
 		expect(isOrderParams(null)).toBe(false);
 		expect(isOrderParams('')).toBe(false);
 	});
 
-	test('Valid Order', () => {
+	it('Valid Order', () => {
 		expect(isOrder('ascending')).toBe(true);
 		expect(isOrder('descending')).toBe(true);
 	});
 
-	test('Invalid Order', () => {
+	it('Invalid Order', () => {
 		expect(isOrder('invalid')).toBe(false);
 		expect(isOrder(null)).toBe(false);
 		expect(isOrder('')).toBe(false);
 	});
 
-	test('Default Order', () => {
+	it('Default Order', () => {
 		const OrderBy: OrderBy[] = [
 			'exceptionCount',
 			'exceptionType',
@@ -57,7 +57,7 @@ describe('Error utils', () => {
 		});
 	});
 
-	test('Limit', () => {
+	it('Limit', () => {
 		expect(getLimit(null)).toBe(10);
 		expect(getLimit('')).toBe(10);
 		expect(getLimit('0')).toBe(0);
@@ -68,7 +68,7 @@ describe('Error utils', () => {
 		expect(getLimit('101')).toBe(101);
 	});
 
-	test('Update Page Size', () => {
+	it('Update Page Size', () => {
 		expect(getUpdatePageSize(null)).toBe(10);
 		expect(getUpdatePageSize('')).toBe(10);
 		expect(getUpdatePageSize('0')).toBe(0);
@@ -79,7 +79,7 @@ describe('Error utils', () => {
 		expect(getUpdatePageSize('101')).toBe(101);
 	});
 
-	test('Order Params', () => {
+	it('Order Params', () => {
 		expect(getOrderParams(null)).toBe('serviceName');
 		expect(getOrderParams('')).toBe('serviceName');
 		expect(getOrderParams('serviceName')).toBe('serviceName');
@@ -89,7 +89,7 @@ describe('Error utils', () => {
 		expect(getOrderParams('exceptionType')).toBe('exceptionType');
 	});
 
-	test('OffSet', () => {
+	it('OffSet', () => {
 		expect(getOffSet(null)).toBe(0);
 		expect(getOffSet('')).toBe(0);
 		expect(getOffSet('0')).toBe(0);
@@ -100,7 +100,7 @@ describe('Error utils', () => {
 		expect(getOffSet('101')).toBe(101);
 	});
 
-	test('Order', () => {
+	it('Order', () => {
 		expect(getOrder(null)).toBe('ascending');
 		expect(getOrder('')).toBe('ascending');
 		expect(getOrder('ascending')).toBe('ascending');

frontend/src/container/AllError/utils.ts

@@ -39,14 +39,14 @@ export const getOrder = (order: string | null): Order => {
 
 export const getLimit = (limit: string | null): number => {
 	if (limit) {
-		return parseInt(limit, 10);
+		return Number.parseInt(limit, 10);
 	}
 	return 10;
 };
 
 export const getOffSet = (offset: string | null): number => {
 	if (offset && typeof offset === 'string') {
-		return parseInt(offset, 10);
+		return Number.parseInt(offset, 10);
 	}
 	return 0;
 };
@@ -88,7 +88,7 @@ export const getNanoSeconds = (date: string): string =>
 
 export const getUpdatePageSize = (pageSize: string | null): number => {
 	if (pageSize) {
-		return parseInt(pageSize, 10);
+		return Number.parseInt(pageSize, 10);
 	}
 	return 10;
 };

frontend/src/container/AnomalyAlertEvaluationView/AnomalyAlertEvaluationView.tsx

@@ -30,18 +30,18 @@ function UplotChart({
 
 	useEffect(() => {
 		if (plotInstance.current) {
-			// @ts-ignore
+			// @ts-expect-error
 			plotInstance.current.destroy();
 		}
 
 		if (data && data.length > 0) {
-			// @ts-ignore
+			// @ts-expect-error
 			plotInstance.current = new uPlot(options, data, chartRef.current);
 		}
 
 		return (): void => {
 			if (plotInstance.current) {
-				// @ts-ignore
+				// @ts-expect-error
 				plotInstance.current.destroy();
 			}
 		};
@@ -140,7 +140,7 @@ function AnomalyAlertEvaluationView({
 		},
 	};
 
-	const initialData = allSeries.length
+	const initialData = allSeries.length > 0
 		? [
 				seriesData[allSeries[0]].data[0], // Shared X-axis
 				...allSeries.map((key) => seriesData[key].data[1]), // Map through Y-axis data for all series
@@ -275,7 +275,7 @@ function AnomalyAlertEvaluationView({
 	};
 
 	const handleSearchValueChange = useDebouncedFn((event): void => {
-		// @ts-ignore
+		// @ts-expect-error
 		const value = event?.target?.value || '';
 
 		handleSearch(value);

frontend/src/container/AnomalyAlertEvaluationView/tooltipPlugin.ts

@@ -13,8 +13,8 @@ const tooltipPlugin = (
 	let isMouseOverPlot = false;
 
 	function formatValue(value: string | number | Date): string | number | Date {
-		if (typeof value === 'string' && !Number.isNaN(parseFloat(value))) {
-			return parseFloat(value).toFixed(3);
+		if (typeof value === 'string' && !Number.isNaN(Number.parseFloat(value))) {
+			return Number.parseFloat(value).toFixed(3);
 		}
 		if (typeof value === 'number') {
 			return value.toFixed(3);
@@ -121,7 +121,7 @@ const tooltipPlugin = (
 		tooltip = document.createElement('div');
 		tooltip.className = 'uplot-tooltip';
 		tooltip.style.display = 'none';
-		u.over.appendChild(tooltip);
+		u.over.append(tooltip);
 
 		// Add event listeners
 		u.over.addEventListener('mouseenter', () => {

frontend/src/container/ApiMonitoring/Explorer/Domains/DomainDetails/components/DomainMetrics.test.tsx

@@ -233,7 +233,7 @@ describe('DomainMetrics - V5 Query Payload Tests', () => {
 			// Wait for skeletons to disappear
 			await waitFor(() => {
 				const skeletons = document.querySelectorAll('.ant-skeleton-button');
-				expect(skeletons.length).toBe(0);
+				expect(skeletons).toHaveLength(0);
 			});
 
 			// Verify all metric labels are displayed
@@ -272,7 +272,7 @@ describe('DomainMetrics - V5 Query Payload Tests', () => {
 
 			await waitFor(() => {
 				const skeletons = document.querySelectorAll('.ant-skeleton-button');
-				expect(skeletons.length).toBe(0);
+				expect(skeletons).toHaveLength(0);
 			});
 
 			// When no data, all values should show "-"

frontend/src/container/ApiMonitoring/Explorer/Domains/DomainDetails/components/EndPointMetrics.test.tsx

@@ -303,7 +303,7 @@ describe('EndPointMetrics - V5 Query Payload Tests', () => {
 			// Wait for skeletons to disappear
 			await waitFor(() => {
 				const skeletons = document.querySelectorAll('.ant-skeleton-button');
-				expect(skeletons.length).toBe(0);
+				expect(skeletons).toHaveLength(0);
 			});
 
 			// Verify all metric labels are displayed
@@ -342,7 +342,7 @@ describe('EndPointMetrics - V5 Query Payload Tests', () => {
 
 			await waitFor(() => {
 				const skeletons = document.querySelectorAll('.ant-skeleton-button');
-				expect(skeletons.length).toBe(0);
+				expect(skeletons).toHaveLength(0);
 			});
 
 			// When no data, all values should show "-"

frontend/src/container/ApiMonitoring/Explorer/Domains/DomainDetails/components/utils.ts

@@ -67,7 +67,7 @@ export const prepareStatusCodeBarChartsConfig = ({
 
 		const label = query ? getLegend(series, query, baseLabelName) : baseLabelName;
 
-		const currentStepInterval = get(stepIntervals, series.queryName, undefined);
+		const currentStepInterval = get(stepIntervals, series.queryName);
 
 		config.addSeries({
 			scaleKey: 'y',