Closes #10500: Introduce support for nested modules (#16983)

* 10500 add ModularComponentModel

* 10500 add ModularComponentModel

* 10500 add to forms

* 10500 add to serializer, tables

* 10500 template

* 10500 add docs

* 10500 check recursion

* 10500 fix graphql

* 10500 fix conflicting migration from merge

* 10500 token resolution

* 10500 don't return reverse

* 10500 don't return reverse / optimize

* Add ModuleTypeModuleBaysView

* Fix replication of module bays on new modules

* Clean up tables & templates

* Adjust uniqueness constraints

* Correct URL

* Clean up docs

* Fix up serializers

* 10500 add filterset tests

* 10500 add nested validation to Module

* Misc cleanup

* 10500 ModuleBay recursion Test

* 10500 ModuleBay recursion Test

* 10500 ModuleBay recursion Test

* 10500 ModuleBay recursion Test

* Enable MPTT for module bays

* Fix tests

* Fix validation of module token in component names

* Misc cleanup

* Merge migrations

* Fix table ordering

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Co-authored-by: Jeremy Stretch <jstretch@netboxlabs.com>

netbox/dcim/views.py

@@ -1314,6 +1314,21 @@ class ModuleTypeRearPortsView(ModuleTypeComponentsView):
     )
 
 
+@register_model_view(ModuleType, 'modulebays', path='module-bays')
+class ModuleTypeModuleBaysView(ModuleTypeComponentsView):
+    child_model = ModuleBayTemplate
+    table = tables.ModuleBayTemplateTable
+    filterset = filtersets.ModuleBayTemplateFilterSet
+    viewname = 'dcim:moduletype_modulebays'
+    tab = ViewTab(
+        label=_('Module Bays'),
+        badge=lambda obj: obj.modulebaytemplates.count(),
+        permission='dcim.view_modulebaytemplate',
+        weight=570,
+        hide_if_empty=True
+    )
+
+
 class ModuleTypeImportView(generic.BulkImportView):
     additional_permissions = [
         'dcim.add_moduletype',