diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
new file mode 100644
index 0000000..a4de82e
--- /dev/null
+++ b/.github/workflows/ci.yaml
@@ -0,0 +1,27 @@
+name: PR Checks
+
+on:
+  workflow_dispatch:
+  pull_request:
+    branches:
+      - "**"   # runs on all branches for PRs
+
+jobs:
+  lint:
+    name: Ruff Check
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.12"
+
+      - name: Install uv
+        run: pip install uv
+
+      - name: Run Ruff check
+        run: uv run ruff check supra_sdk tests/unit examples --no-fix