Initial commit: WrestleDesk full project

- Django backend with DRF (clubs, wrestlers, trainers, exercises, templates, trainings, homework, locations, leistungstest)
- Next.js 16 frontend with React, Shadcn UI, Tailwind
- JWT authentication
- Full CRUD for all entities
- Calendar view for trainings
- Homework management system
- Leistungstest tracking

backend/wrestleDesk/pagination.py

@@ -0,0 +1,6 @@
+from rest_framework.pagination import PageNumberPagination
+
+class StandardResultsSetPagination(PageNumberPagination):
+    page_size = 10
+    page_size_query_param = 'page_size'
+    max_page_size = 100