fix: robust CI workflow with proper error handling

.gitea/workflows/ci.yml

@@ -2,37 +2,35 @@ name: CI
 
 on:
   push:
-    branches: [main, master]
+    branches: [main]
   pull_request:
-    branches: [main, master]
+    branches: [main]
 
 jobs:
   test:
     runs-on: ubuntu-latest
-
     steps:
       - uses: actions/checkout@v4
-
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
           python-version: '3.11'
-
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install -e ".[dev]"
-
+          pip install -e . pytest pytest-cov
       - name: Run tests
-        run: |
-          python -m pytest tests/ -v --tb=short
-          EXIT_CODE=$?
-          if [ $EXIT_CODE -ne 0 ]; then
-            echo "Tests failed with exit code $EXIT_CODE"
-            exit $EXIT_CODE
-          fi
+        run: pytest tests/ -v --tb=short || exit 1
 
-      - name: Run linting
-        run: |
-          pip install ruff
-          ruff check src/confgen/ tests/ --fix || true
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.11'
+      - name: Install ruff
+        run: pip install ruff
+      - name: Run ruff
+        run: ruff check src/confgen/ || exit 1