dynamically create app folder for github actions

.github/workflows/python-app.yml

@@ -28,8 +28,13 @@ jobs:
         run: |
           python -m pip install --upgrade pip
           pip install -r requirements.txt
+       # Create the 'app' directory and move all files into it
+      - name: Move files to 'app' folder
+        run: |
+          mkdir app
+          mv * app/
       - name: Set PYTHONPATH
-        run: echo "PYTHONPATH=$PYTHONPATH:$(pwd)" >> $GITHUB_ENV
+        run: echo "PYTHONPATH=$PYTHONPATH:$(pwd)/app" >> $GITHUB_ENV
       - name: Run tests
         working-directory: ./tests
         run: |