Refactor health check step and add web app start and health check ste…

…ps in GitHub Actions workflow

.github/workflows/main.yml

@@ -32,9 +32,19 @@ jobs:
         run: |
           poetry run coverage report --fail-under=80
 
-          - name: Start the web app
-          run: |
-            poetry run python app.py &
+      - name: Start the web app
+        run: |
+          poetry run python app.py &
             
       - name: Wait for the web app to start
         run: sleep 5
+
+      - name: Perform health check
+        run: |
+          response=$(curl -s -o /dev/null -w "%{http_code}" http://localhost:5000/health)
+          if [[ $response == "200" ]]; then
+            echo "Health check passed"
+          else
+            echo "Health check failed with status code $response"
+            exit 1
+          fi