This PR fulfills the requirements of #9069 by:
- Adding a golangci-lint directive (forbidigo) to disallow all fmt.Errorf usages.
- Replacing existing fmt.Errorf instances with structured errors from github.com/SigNoz/signoz/pkg/errors for consistent error classification and lint compliance.
- Verified lint and build integrity.
* fix(prom-dup-labels): added fingerprint in prom labels
* fix(prom-dup-labels): removed fingerprint labels from result series
* fix(prom-dup-labels): removed fingerprint labels from result series
* fix(prom-dup-labels): removed fingerprint labels from result series
* fix(prom-dup-labels): removed fingerprint labels from result series
* fix(prom-dup-labels): added test cases
* Update pkg/prometheus/clickhouseprometheus/client_query_test.go
Co-authored-by: ellipsis-dev[bot] <65095814+ellipsis-dev[bot]@users.noreply.github.com>
* fix(prom-dup-labels): added test cases
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Co-authored-by: ellipsis-dev[bot] <65095814+ellipsis-dev[bot]@users.noreply.github.com>
* fix(dedup-prom): added check for duplicated samples data
* fix(dedup-prom): added test cases for duplicated samples data
* fix(dedup-prom): added test cases for duplicated samples data