Setup CI build config

.github/workflows/ci.yml

@@ -0,0 +1,31 @@
+name: CI
+
+on:
+  - push
+  - pull_request
+
+permissions:
+  contents: read
+
+jobs:
+  python-build:
+    name: Python 3.12
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+    - name: Set up Python 3.12
+      uses: actions/setup-python@v3
+      with:
+        python-version: '3.12'
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -r requirements.txt
+    - name: Lint with ruff
+      run: |
+        ruff check python
+    - name: Run tests and coverage
+      run: |
+        coverage run manage.py test
+        coverage report