Add CI workflow

.github/workflows/ci.yml

@@ -0,0 +1,50 @@
+name: CI
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+    branches: [master]
+
+jobs:
+  checks:
+    name: Check and build (Python ${{ matrix.python-version }})
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: ["3.10", "3.11", "3.12", "3.13"]
+
+    steps:
+      - name: Check out code
+        uses: actions/checkout@v4
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v5
+        with:
+          enable-cache: true
+          cache-dependency-glob: "uv.lock"
+
+      - name: Set up Python ${{ matrix.python-version }}
+        run: uv python install ${{ matrix.python-version }}
+
+      - name: Install dependencies
+        run: uv sync --all-extras --dev
+
+      - name: Check formatting
+        run: uv run ruff format --check .
+
+      - name: Lint and check import sorting
+        run: uv run ruff check --output-format=github --extend-select I .
+
+      - name: Build package
+        run: uv build
+
+      - name: Verify build artifacts
+        run: |
+          if [ ! -d "dist" ]; then
+            echo "Build failed: 'dist' directory not found."
+            exit 1
+          fi
+          echo "Build artifacts found:"
+          ls -l dist/

.gitignore

@@ -9,6 +9,9 @@ wheels/
 # Virtual environments
 .venv
 
+# Caches
+/.ruff_cache/
+
 # Editors
 /.vscode/