First commit of claude's rework in django + vanillajs fronted

apps/tools/urls.py

@@ -0,0 +1,12 @@
+from django.urls import include, path
+from rest_framework.routers import DefaultRouter
+
+from .views import ChronographAnalysisViewSet, ShotGroupViewSet
+
+router = DefaultRouter()
+router.register(r'tools/chronograph', ChronographAnalysisViewSet, basename='chronograph')
+router.register(r'groups', ShotGroupViewSet, basename='shot-group')
+
+urlpatterns = [
+    path('', include(router.urls)),
+]