Added app to settings and urls

widget_CtrlF/widget_CtrlF/urls.py

@@ -17,6 +17,7 @@ from django.contrib import admin
 from django.urls import path, include
 
 urlpatterns = [
+    path('forum/', include('forum.urls', namespace="forum")),
     path('admin/', admin.site.urls),
     path('announcement_board/', include('announcement_board.urls', namespace='announcement_board')),
     path('dashboard/', include('dashboard.urls', namespace="dashboard")),