Run tests against Python 3.10 and Django 4.0

.github/workflows/tests.yml

@@ -24,6 +24,16 @@ jobs:
           - "2.2.17"  # first version to support Python 3.9
           - "3.1.3"  # first version to support Python 3.9
           - "3.2.0"
+        include:
+          - python-version: "3.8"
+            django-version: "4.0.0"
+          - python-version: "3.9"
+            django-version: "4.0.0"
+          - python-version: "3.10"
+            django-version: "3.2.9"  # first version to support Python 3.10
+          - python-version: "3.10"
+            django-version: "4.0.0"
+
 
     steps:
       - uses: actions/checkout@v2

README.md

@@ -22,7 +22,7 @@ Sorting inlines:
 ![sortable-inlines](http://res.cloudinary.com/alsoicode/image/upload/v1451237555/django-admin-sortable/sortable-inlines.jpg)
 
 ## Supported Django Versions
-For Django 3 use the latest version
+For Django 3 and 4 use the latest version
 
 For Django 1.8.x < 3.0, use 2.1.8.
 

README.rst

@@ -27,7 +27,7 @@ Sorting inlines:
 Supported Django Versions
 -------------------------
 
-For Django 3 use the latest version
+For Django 3 and 4 use the latest version
 
 For Django 1.8.x < 3.0, use 2.1.8.