Closes #10560: New global search (#10676)

* Initial work on new search backend

* Clean up search backends

* Return only the most relevant result per object

* Clear any pre-existing cached entries on cache()

* #6003: Implement global search functionality for custom field values

* Tweak field weights & document guidance

* Extend search() to accept a lookup type

* Move get_registry() out of SearchBackend

* Enforce object permissions when returning search results

* Add indexers for remaining models

* Avoid calling remove() on non-cacheable objects

* Use new search backend by default

* Extend search backend to filter by object type

* Clean up search view form

* Enable specifying lookup logic

* Add indexes for value field

* Remove object type selector from search bar

* Introduce SearchTable and enable HTMX for results

* Enable pagination

* Remove legacy search backend

* Cleanup

* Use a UUID for CachedValue primary key

* Refactoring search methods

* Define max search results limit

* Extend reindex command to support specifying particular models

* Add clear() and size to SearchBackend

* Optimize bulk caching performance

* Highlight matched portion of field value

* Performance improvements for reindexing

* Started on search tests

* Cleanup & docs

* Documentation updates

* Clean up SearchIndex

* Flatten search registry to register by app_label.model_name

* Clean up search backend classes

* Clean up RestrictedGenericForeignKey and RestrictedPrefetch

* Resolve migrations conflict

netbox/extras/models/__init__.py

@@ -2,9 +2,11 @@ from .change_logging import ObjectChange
 from .configcontexts import ConfigContext, ConfigContextModel
 from .customfields import CustomField
 from .models import *
+from .search import *
 from .tags import Tag, TaggedItem
 
 __all__ = (
+    'CachedValue',
     'ConfigContext',
     'ConfigContextModel',
     'ConfigRevision',