Closes #14134: Display additional object attributes in global search results (#14154)

* WIP

* Add display_attrs for all indexers

* Linkify object attributes

* Clean up prefetch logic

* Use tooltips for display attributes

* Simplify template code

* Introduce get_indexer() utility function

* Add  to examples in docs

* Use tooltips to display long strings

netbox/extras/models/search.py

@@ -4,7 +4,10 @@ from django.contrib.contenttypes.models import ContentType
 from django.db import models
 from django.utils.translation import gettext_lazy as _
 
+from netbox.search.utils import get_indexer
+from netbox.registry import registry
 from utilities.fields import RestrictedGenericForeignKey
+from utilities.utils import content_type_identifier
 from ..fields import CachedValueField
 
 __all__ = (
@@ -58,3 +61,19 @@ class CachedValue(models.Model):
 
     def __str__(self):
         return f'{self.object_type} {self.object_id}: {self.field}={self.value}'
+
+    @property
+    def display_attrs(self):
+        """
+        Render any display attributes associated with this search result.
+        """
+        indexer = get_indexer(self.object_type)
+        attrs = {}
+        for attr in indexer.display_attrs:
+            name = self.object._meta.get_field(attr).verbose_name
+            if value := getattr(self.object, attr):
+                if display_func := getattr(self.object, f'get_{attr}_display', None):
+                    attrs[name] = display_func()
+                else:
+                    attrs[name] = value
+        return attrs