add django-stubs

requirements.txt

@@ -5,6 +5,8 @@ click==8.3.1
 decorator==5.2.1
 django==6.0.2
 django-ratelimit==4.1.0
+django-stubs==5.2.9
+django-stubs-ext==5.2.9
 djangorestframework==3.16.1
 djangorestframework-simplejwt==5.5.1
 executing==2.2.1
@@ -26,6 +28,7 @@ python-dotenv==1.2.1
 sqlparse==0.5.5
 stack-data==0.6.3
 traitlets==5.14.3
+types-pyyaml==6.0.12.20250915
 typing-extensions==4.15.0
 typing-inspection==0.4.2
 uvicorn==0.40.0