"Refactor URL routing for better separation of concerns."

backend/api/routers/statistics.py

@@ -0,0 +1,14 @@
+from django.urls import path
+from rest_framework.routers import DefaultRouter
+from api.service.dashboard import StatisticsView
+
+
+router = DefaultRouter()
+
+app_urls = [
+    path("summay", StatisticsView.as_view()),
+]
+
+
+app_name = "statistics"
+urlpatterns = app_urls + router.urls

backend/api/routers/tree.py

@@ -0,0 +1,16 @@
+from django.urls import path
+from rest_framework.routers import DefaultRouter
+from api.service.https import (
+    TreeView
+)
+
+
+router = DefaultRouter()
+
+app_urls = [
+    path("<int:pk>&<int:use_type>", TreeView.as_view()),
+]
+
+
+app_name = "tree"
+urlpatterns = app_urls + router.urls

backend/api/routers/user.py

@@ -0,0 +1,18 @@
+from django.urls import path
+from rest_framework.routers import DefaultRouter
+from api.service.user import (
+    CustomJsonWebToken,
+    UserListViewSet
+)
+
+
+router = DefaultRouter()
+
+app_urls = [
+    path("login/", CustomJsonWebToken.as_view()),
+    path("list", UserListViewSet.as_view()),
+]
+
+
+app_name = "user"
+urlpatterns = app_urls + router.urls