chore: streamline CI with UV and tox-gh-actions

Author: dopry

.github/workflows/test.yml

@@ -20,12 +20,8 @@ jobs:
         - '3.11'
         - '3.12'
         - '3.13'
-        django-version:
-        - '4.2'
-        - '5.0'
-        - '5.1'
-        - '5.2'
-        - 'main'
+        # anything combinations that do not apply to the whole matrix go in include/exclude
+        # these are normally only for the oldest and newest python/django versions
         include:
           # https://docs.djangoproject.com/en/dev/faq/install/#what-python-version-can-i-use-with-django
           - python-version: '3.8'
@@ -50,31 +46,11 @@ jobs:
       with:
         python-version: ${{ matrix.python-version }}
 
+    - name: Install uv
+      uses: hynek/setup-cached-uv@v2
 
-    - name: Get pip cache dir
-      id: pip-cache
-      run: |
-        echo "::set-output name=dir::$(pip cache dir)"
-
-    - name: Cache
-      uses: actions/cache@v4
-      with:
-        path: ${{ steps.pip-cache.outputs.dir }}
-        key:
-          ${{ matrix.python-version }}-v1-${{ hashFiles('**/pyproject.toml') }}-${{ hashFiles('**/tox.ini') }}
-        restore-keys: |
-          ${{ matrix.python-version }}-v1-
-
-    - name: Install Python dependencies
-      run: |
-        python -m pip install --upgrade pip
-        python -m pip install --upgrade tox tox-gh-actions
-
-    - name: Tox tests
-      run: |
-        tox -v
-      env:
-        DJANGO: ${{ matrix.django-version }}
+    - name: 🧪 Run tox targets for Python ${{ matrix.python-version }}
+      run: uvx --with tox-uv --with tox-gh-actions tox -v
 
     - name: Upload coverage
       uses: codecov/codecov-action@v5

tox.ini

@@ -22,14 +22,6 @@ python =
     3.13: py313
     3.14: py314
 
-[gh-actions:env]
-DJANGO =
-    4.2: dj42
-    5.0: dj50
-    5.1: dj51
-    5.2: dj52
-    main: djmain
-
 [testenv]
 commands =
     pytest {posargs}