feat(access): Enable specifying the kb model to use for linking kb article to a model

ref: #707

app/access/models/entity.py

@@ -65,6 +65,8 @@ class Entity(
 
     # app_namespace = 'access'
 
+    kb_model_name = 'entity'
+
     note_basename = '_api_v2_entity_note'
 
     documentation = ''

app/access/models/tenancy.py

@@ -172,6 +172,13 @@ class TenancyObject(SaveHistory):
     the API version, i.e. `v2:devops`.
     """
 
+    kb_model_name: str = None
+    """Model name to use for KB article linking
+    
+    This value is derived from `<model>._meta.model_name`. This value should
+    only be used when there is model inheritence.
+    """
+
     note_basename: str = None
     """URL BaseName for the notes endpoint.
 

app/access/tests/unit/tenancy_object/test_tenancy_object.py

@@ -41,6 +41,12 @@ class TenancyObjectTestCases:
         assert issubclass(TenancyObject, SaveHistory)
 
 
+    def test_has_attribute_kb_model_name(self):
+        """Attribute _kb_model_name exists """
+        
+        assert hasattr(self.item, 'kb_model_name')
+
+
     def test_has_attribute_organization(self):
         """ Field organization exists """
         

app/api/serializers/common.py

@@ -60,16 +60,23 @@ class CommonModelSerializer(CommonBaseSerializer):
 
         get_url = {
             '_self': item.get_url( request = self._context['view'].request ),
-            'knowledge_base': reverse(
-                "v2:_api_v2_model_kb-list",
-                request=self._context['view'].request,
-                kwargs={
-                    'model': self.Meta.model._meta.model_name,
-                    'model_pk': item.pk
-                }
-            ),
         }
 
+        kb_model_name = self.Meta.model._meta.model_name
+        if getattr(item, 'kb_model_name'):
+
+            kb_model_name = item.kb_model_name
+
+
+        get_url['knowledge_base'] = reverse(
+            'v2:_api_v2_model_kb-list',
+            request=self._context['view'].request,
+            kwargs={
+                'model': kb_model_name,
+                'model_pk': item.pk
+            }
+        )
+
         if getattr(self.Meta.model, 'save_model_history', True):
 
             get_url['history'] = reverse(