cli: add support for version launch hint

packages/cli/.vscode/launch.json

@@ -21,8 +21,7 @@
             ],
             "preLaunchTask": "npm: build",
             "args": [
-                "rtsp",
-                "/Volumes/Seagate/video/scrypted-1370/1720470474217/1720470474217/1720470474217.rtsp",
+                "serve",
             ],
             "sourceMaps": true,
             "resolveSourceMapLocations": [

packages/cli/package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "scrypted",
-  "version": "1.3.19",
+  "version": "1.3.20",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "scrypted",
-      "version": "1.3.19",
+      "version": "1.3.20",
       "license": "ISC",
       "dependencies": {
         "@scrypted/client": "^1.3.3",

packages/cli/package.json

@@ -1,6 +1,6 @@
 {
   "name": "scrypted",
-  "version": "1.3.19",
+  "version": "1.3.20",
   "description": "",
   "main": "./dist/packages/cli/src/main.js",
   "bin": {

packages/cli/src/service.ts

@@ -12,6 +12,7 @@ async function sleep(ms: number) {
 
 const EXIT_FILE = '.exit';
 const UPDATE_FILE = '.update';
+const VERSION_FILE = '.version';
 
 async function runCommand(command: string, ...args: string[]) {
     if (os.platform() === 'win32') {
@@ -117,6 +118,15 @@ export async function installServe(installVersion: string, ignoreError?: boolean
 }
 
 export async function serveMain(installVersion?: string) {
+    const { installDir, volume } = cwdInstallDir();
+    if (!installVersion) {
+        try {
+            installVersion = fs.readFileSync(path.join(volume, VERSION_FILE)).toString().trim();
+        }
+        catch (e) {
+        }
+    }
+
     const options = ((): { install: true; version: string } | { install: false } => {
         if (installVersion) {
             console.log(`Installing @scrypted/server@${installVersion}`);
@@ -139,7 +149,6 @@ export async function serveMain(installVersion?: string) {
         }
     })();
 
-    const { installDir, volume } = cwdInstallDir();
 
     if (options.install) {
         await installServe(options.version, true);