adding django50 to tox

Author: looizao

tox.ini

@@ -5,16 +5,17 @@ envlist =
     # Django official Python support
     # Source: https://endoflife.date/django
     # Django 4.2 (LTS): Python 3.8-3.12 (security support until Apr 2026)
+    # Django 5.0: Python 3.10-3.12 (security support until Apr 2025)
     # Django 5.1: Python 3.10-3.13 (security support until Dec 2025)
     # Django 5.2 (LTS): Python 3.10-3.13 (security support until Apr 2028)
-    {py310,py311,py312}-{django42,django51,django52}
+    {py310,py311,py312}-{django42,django50,django51,django52}
     py313-{django51,django52}
 
 [gh]
 python =
-    3.10 = py310-{django42,django51,django52}
-    3.11 = py311-{django42,django51,django52}
-    3.12 = py312-{django42,django51,django52}
+    3.10 = py310-{django42,django50,django51,django52}
+    3.11 = py311-{django42,django50,django51,django52}
+    3.12 = py312-{django42,django50,django51,django52}
     3.13 = py313-{django51,django52}
 
 [testenv]
@@ -27,6 +28,7 @@ basepython =
 deps =
     poetry
     django42: Django>=4.2,<4.3
+    django50: Django>=5.0,<5.1
     django51: Django>=5.1,<5.2
     django52: Django>=5.2,<5.3
 passenv =