Feature: Add customisable icons in topology (#193)

* [up] add config for custom images, better js

* [up] use bundler to bundle js

* [fix] remove domcontentloaded since defer is used

* [fix] formatting with black

* [fix] images drf api

* [up] add support for custom icons on additional roles: power panel, power feed, circuit

* [up] optimize topology generation by using `_id` when trying to access pk of related object

* [fix] kebab case instead of slugification

* [fix] use empty queryset in api views & change coord save logic

netbox_topology_views/urls.py

@@ -1,10 +1,12 @@
 from django.urls import path
+from django.views.generic.base import RedirectView
 
 from . import views
 
-
 # Define a list of URL patterns to be imported by NetBox. Each pattern maps a URL to
 # a specific view so that it can be accessed by users.
 urlpatterns = (
-    path('', views.TopologyHomeView.as_view(), name='home'),
+    path("", RedirectView.as_view(url="topology/", permanent=True)),
+    path("topology/", views.TopologyHomeView.as_view(), name="home"),
+    path("images/", views.TopologyImagesView.as_view(), name="images"),
 )