style: Enforce styling and linting

Use black as formatter and ruff as linter

Signed-off-by: Nicolai Buchwitz <[email protected]>

.github/workflows/lint.yml

@@ -0,0 +1,29 @@
+on: [push, pull_request]
+name: Linter
+
+jobs:
+  build:
+    if:
+      github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Setup Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "*"
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          python -m pip install black ruff
+
+      - name: Check if code is formatted correctly
+        run: |
+          black --check *.py
+
+      - name: Check if code with ruff linter
+        run: |
+          ruff check *.py