feat: add CI configuration for Django template testing

Author: Janek Mangold

.github/workflows/ci.yml

@@ -0,0 +1,26 @@
+name: ci.yml
+on:
+    push:
+
+jobs:
+  django-template-test:
+    name: Django Template Test
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python_version: [3.12, 3.13]
+        postgresql_version: [16, 17]
+        username_type: [email, username]
+        use_drf: [y, n]
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Install uv
+        uses: astral-sh/setup-uv@v6
+      - name: Run Django Template Tests
+        run: |
+          uvx cookiecutter django -v --no-input -o test/ \
+            python_version=${{ matrix.python_version }} \
+            postgresql_version=${{ matrix.postgresql_version }} \
+            username_type=${{ matrix.username_type }} \
+            use_drf=${{ matrix.use_drf }}