diff --git a/.github/workflows/quality.yml b/.github/workflows/quality.yml
new file mode 100644
index 0000000..64c1687
--- /dev/null
+++ b/.github/workflows/quality.yml
@@ -0,0 +1,51 @@
+name: Code quality
+
+on:
+  pull_request:
+    branches:
+      - main
+
+permissions:
+  contents: read
+
+jobs:
+  lint:
+    name: Ruff
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.14"
+          cache: pip
+          cache-dependency-path: requirements-dev.txt
+
+      - name: Install development dependencies
+        run: python -m pip install -r requirements-dev.txt
+
+      - name: Run Ruff
+        run: ruff check .
+
+  tests:
+    name: Pytest
+    needs: lint
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.14"
+          cache: pip
+          cache-dependency-path: requirements-dev.txt
+
+      - name: Install development dependencies
+        run: python -m pip install -r requirements-dev.txt
+
+      - name: Run pytest
+        run: python -m pytest
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