Run tests with uv

Author: dcwatson

.github/workflows/ci.yml

@@ -2,6 +2,11 @@ name: CI
 
 on: [push, pull_request]
 
+env:
+  UV_SYSTEM_PYTHON: 1
+  UV_PYTHON_DOWNLOADS: never
+  UV_PYTHON_PREFERENCE: only-system
+
 jobs:
   checks:
     runs-on: ubuntu-latest
@@ -24,7 +29,7 @@ jobs:
         ports:
           - 5432:5432
     strategy:
-      fail-fast: false
+      fail-fast: true
       matrix:
         django-version: ["4.2", "5.0", "5.1", "5.2"]
         python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
@@ -34,10 +39,10 @@ jobs:
         uses: actions/setup-python@v6
         with:
           python-version: ${{ matrix.python-version }}
-      - name: Install Requirements
-        run: pip install cryptography psycopg "Django~=${{ matrix.django-version }}"
+      - name: Setup uv
+        uses: astral-sh/setup-uv@v6
       - name: Run Tests
-        run: python manage.py test --noinput
+        run: uv run --with "django~=${{ matrix.django-version }}" manage.py test --noinput
         env:
           PGCRYPTO_TEST_DATABASE: django-pgcrypto-${{ matrix.django-version }}-${{ matrix.python-version }}
           PGCRYPTO_TEST_PASSWORD: secret