add ruff github action

.github/workflows/ci.yml

@@ -0,0 +1,16 @@
+name: CI
+
+on: push
+
+jobs:
+  ruff:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Ruff lint
+        uses: chartboost/ruff-action@v1
+        continue-on-error: true
+      - name: Ruff format
+        uses: chartboost/ruff-action@v1
+        with:
+          args: "format --check"