feat: update CI to run coverage tests and set global coverage thresholds

Author: EngSteven

.github/workflows/main.yml

@@ -25,7 +25,7 @@ jobs:
         run: npm ci
 
       - name: Run Tests
-        run: npm run test
+        run: npm run test:cov -- --verbose
         env:
           JWT_SECRET: ${{ secrets.JWT_SECRET }} # GitHub Secrets para seguridad
 

backend/package.json

@@ -92,6 +92,14 @@
     "testEnvironment": "node",
     "moduleNameMapper": {
       "^src/(.*)$": "<rootDir>/$1"
+    },
+    "coverageThreshold": {
+      "global": {
+        "branches": 85,
+        "functions": 85,
+        "lines": 85,
+        "statements": 85
+      }
     }
   }
 }