Add tests

.github/workflows/build-and-deploy.yml

@@ -10,8 +10,33 @@ env:
   K8S_NAMESPACE: apps
 
 jobs:
+  test:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v2
+
+    - name: Install uv
+      uses: astral-sh/setup-uv@v3
+      with:
+        version: "latest"
+
+    - name: Set up Python
+      run: uv python install 3.12
+
+    - name: Install dependencies (including dev)
+      run: uv sync --dev
+
+    - name: Run tests
+      env:
+        DJANGO_SETTINGS_MODULE: core.settings
+        FILE_UPLOADS_FOLDER: /tmp/test-uploads
+      run: uv run pytest tests/ -v --tb=short
+
   build-and-deploy:
     runs-on: ubuntu-latest
+    needs: test
     permissions:
       contents: read
       packages: write