add linting ci job

.github/workflows/style.yml

@@ -0,0 +1,54 @@
+name: Lint
+
+on: [push, pull_request]
+
+jobs:
+  run-linters:
+    name: Run linters
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Check out Git repository
+        uses: actions/checkout@v3
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: 3.9
+
+      - name: Install Python dependencies
+        run: pip install black flake8
+
+      - name: Run linters
+        uses: wearerequired/lint-action@v1
+        with:
+          black: true
+          black_args: "--line-length=120"
+          flake8: true
+          flake8_args: "--max-line-length=120 --ignore=E203,W503"
+
+  check-license:
+    name: Check for License headers
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Check out Git repository
+        uses: actions/checkout@v3
+
+      - name: Install Python dependencies
+        run: pip install licenseheaders
+
+      - name: Download template file
+        run: wget https://raw.githubusercontent.com/johann-petrak/licenseheaders/master/templates/apache-2.tmpl
+
+      - name: Run check
+        run: |
+          licenseheaders -t apache-2.tmpl -y "${YEARS}" -o "${OWNER}" -n "${PROJECT}" -u "${URL}" -d . -E "${EXTENSIONS}"
+          test -z "$(git status --untracked-files=no --porcelain)" || (echo "Please check your license headers!" ; git status --untracked-files=no --porcelain ; false) && echo "License check was successful."
+        env:
+          OWNER: "TUM Department of Electrical and Computer Engineering"
+          PROJECT: "Seal5"
+          YEARS: "2024"
+          URL: "https://github.com/tum-ei-eda/mlonmcu.git"
+          EXTENSIONS: "py c cpp"
+          EXCLUDE: ".venv models"