chore: add lint workflow

.gitea/workflows/code-quality.yaml

@@ -0,0 +1,24 @@
+name: Code Quality
+on:
+  push:
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out repository code
+        uses: actions/checkout@v5
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.x'
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install pylint
+
+      - name: Run lint
+        run: |
+          pylint --errors-only $(git ls-files '*.py')