build: add ci with github actions workflow

.github/workflows/ci.yaml

@@ -0,0 +1,45 @@
+name: CI
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Lint commit messages
+        uses: wagoid/commitlint-github-action@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.13"
+
+      - name: Install PDM
+        run: |
+          pip install --user pdm
+          pdm self update
+      
+      - name: Install dependencies
+        run: pdm install
+
+      - name: Cache PDM packages
+        uses: actions/cache@v4
+        with:
+          path: ~/.cache/pdm
+          key: ${{ runner.os }}-pdm-${{ hashFiles('pdm.lock') }}
+          restore-keys: ${{ runner.os }}-pdm-
+
+      - name: Lint code
+        run: pdm run lint
+
+      - name: Run tests
+        run: pdm run test

pyproject.toml

@@ -36,4 +36,7 @@ release = [
 ]
 
 [tool.pdm.scripts]
-test = "pytest -vvv"
+test = "pytest -vvv"
+ruff = "ruff check"
+isort = "isort olxquery tests --check-only --diff"
+lint = {composite = ["ruff", "isort"]}