feat: add @vitest/coverage-v8 for enhanced test coverage reporting in backend-nodejs

Author: erweixin

.github/workflows/backend-nodejs-test.yml

@@ -19,7 +19,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: ['20.x', '22.x']
+        node-version: ['22.x']
 
     steps:
     - name: Checkout code
@@ -65,7 +65,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: ['20.x', '22.x']
+        node-version: ['22.x']
 
     steps:
     - name: Checkout code

backend-nodejs/package.json

@@ -54,6 +54,7 @@
     "@types/pg": "^8.10.9",
     "@typescript-eslint/eslint-plugin": "^7.13.0",
     "@typescript-eslint/parser": "^7.13.0",
+    "@vitest/coverage-v8": "^1.6.0",
     "eslint": "^8.57.0",
     "pino-pretty": "^11.2.2",
     "prettier": "^3.2.5",
@@ -65,4 +66,4 @@
     "node": ">=22.0.0",
     "pnpm": ">=8.0.0"
   }
-}
+}