add linting check

.github/workflows/ruff.yml

@@ -0,0 +1,12 @@
+# Runs the Ruff linter and formatter.
+
+name: Lint
+
+on: [push, pull_request]
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: chartboost/ruff-action@v1