Add Django 5.1 to the CI matrix

Author: matthiask

docs/changes.rst

@@ -4,6 +4,7 @@ Change log
 Pending
 -------
 
+* Added Django 5.1 to the CI matrix.
 * Support select and explain buttons for ``UNION`` queries on PostgreSQL.
 * Fixed internal toolbar requests being instrumented if the Django setting
   ``FORCE_SCRIPT_NAME`` was set.

pyproject.toml

@@ -19,6 +19,7 @@ classifiers = [
   "Framework :: Django",
   "Framework :: Django :: 4.2",
   "Framework :: Django :: 5.0",
+  "Framework :: Django :: 5.1",
   "Intended Audience :: Developers",
   "License :: OSI Approved :: BSD License",
   "Operating System :: OS Independent",

tox.ini

@@ -4,12 +4,13 @@ envlist =
     docs
     packaging
     py{38,39,310,311,312}-dj{42}-{sqlite,postgresql,postgis,mysql}
-    py{310,311,312}-dj{42,50,main}-{sqlite,postgresql,psycopg3,postgis,mysql}
+    py{310,311,312}-dj{42,50,51,main}-{sqlite,postgresql,psycopg3,postgis,mysql}
 
 [testenv]
 deps =
     dj42: django~=4.2.1
     dj50: django~=5.0.2
+    dj51: django~=5.1.0
     djmain: https://github.com/django/django/archive/main.tar.gz
     postgresql: psycopg2-binary
     psycopg3: psycopg[binary]