Fixed

.github/workflows/tests.yml

@@ -20,7 +20,20 @@ jobs:
         uses: actions/setup-node@v1
         with:
           node-version: ${{ matrix.node-version }}
-      - run: npm ci
-      - run: cp .env.example .env
-      - run: npm run build
-      - run: npx concurrently --kill-others "npm run start" "npx wait-on -t 5s http-get://localhost:3000/docs"
+      - name: Build the app
+        run: npm ci |
+          cp .env.example .env
+          npm run build
+      - name: Start the application
+        run: npm run start
+        background: true
+      - name: Test API endpoint
+        run: |
+          response=$(curl -s -o /dev/null -w "%{http_code}" http://localhost:3000/docs)
+          if [ $response == "200" ]; then
+            echo "API endpoint is reachable."
+            exit 0
+          else
+            echo "API endpoint is not reachable."
+            exit 1
+          fi