Add test matrix

Author: Natim

.github/workflows/test.yml

@@ -9,8 +9,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12']
-        django-version: ['4.2', '5.0', 'main']
+        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12', '3.13', '3.14']
+        django-version: ['4.2', '5.0', '5.1', '5.2', 'main']
         exclude:
         # Django 5.0 dropped support for Python <3.10
         - django-version: '5.0'