Fix CI workflow - remove working-directory, fix dependencies

.gitea/workflows/ci.yml

@@ -9,9 +9,6 @@ on:
 jobs:
   test:
     runs-on: ubuntu-latest
-    defaults:
-      run:
-        working-directory: app
     steps:
       - uses: actions/checkout@v4
 
@@ -23,10 +20,11 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install -e ".[dev]"
+          pip install pytest ruff
+          pip install -e .
 
       - name: Run tests
         run: pytest tests/ -v --tb=short
 
       - name: Check code formatting
-        run: ruff check env_pro/
+        run: ruff check .