feat: Implement Entity Suggestion Manager and Modal components

- Added EntitySuggestionManager.vue to manage entity suggestions and authentication.
- Created EntitySuggestionModal.vue for displaying suggestions and adding new entities.
- Integrated AuthManager for user authentication within the suggestion modal.
- Enhanced signal handling in start-servers.sh for graceful shutdown of servers.
- Improved server startup script to ensure proper cleanup and responsiveness to termination signals.
- Added documentation for signal handling fixes and usage instructions.

backend/apps/api/v1/urls.py

@@ -44,8 +44,14 @@ from .viewsets import (
     UserProfileViewSet,
     TopListViewSet,
     TopListItemViewSet,
+    # Trending system views
+    TrendingAPIView,
+    NewContentAPIView,
 )
 
+# Import ranking viewsets
+from .viewsets_rankings import RideRankingViewSet, TriggerRankingCalculationView
+
 # Create the main API router
 router = DefaultRouter()
 
@@ -53,7 +59,7 @@ router = DefaultRouter()
 
 # Core models
 router.register(r"parks", ParkViewSet, basename="park")
-router.register(r"rides", RideViewSet, basename="ride")
+# Note: rides registered below with list-only actions to enforce nested-only detail access
 
 # Park-related models
 router.register(r"park-areas", ParkAreaViewSet, basename="park-area")
@@ -79,6 +85,9 @@ router.register(r"top-list-items", TopListItemViewSet, basename="top-list-item")
 router.register(r"ref/parks", ParkReadOnlyViewSet, basename="park-ref")
 router.register(r"ref/rides", RideReadOnlyViewSet, basename="ride-ref")
 
+# Register ranking endpoints
+router.register(r"rankings", RideRankingViewSet, basename="ranking")
+
 app_name = "api_v1"
 
 urlpatterns = [
@@ -137,6 +146,39 @@ urlpatterns = [
         RideHistoryViewSet.as_view({"get": "retrieve"}),
         name="ride-history-detail",
     ),
+    # Nested park-scoped ride endpoints
+    path(
+        "parks/<str:park_slug>/rides/",
+        RideViewSet.as_view({"get": "list", "post": "create"}),
+        name="park-rides-list",
+    ),
+    path(
+        "parks/<str:park_slug>/rides/<str:ride_slug>/",
+        RideViewSet.as_view(
+            {
+                "get": "retrieve",
+                "put": "update",
+                "patch": "partial_update",
+                "delete": "destroy",
+            }
+        ),
+        name="park-rides-detail",
+    ),
+    # Trending system endpoints
+    path("trending/content/", TrendingAPIView.as_view(), name="trending"),
+    path("trending/new/", NewContentAPIView.as_view(), name="new-content"),
+    # Ranking system endpoints
+    path(
+        "rankings/calculate/",
+        TriggerRankingCalculationView.as_view(),
+        name="trigger-ranking-calculation",
+    ),
+    # Global rides list endpoint (detail access only via nested park routes)
+    path(
+        "rides/",
+        RideViewSet.as_view({"get": "list"}),
+        name="ride-list",
+    ),
     # Include all router-generated URLs
     path("", include(router.urls)),
 ]