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

mkdocs.yml

@@ -245,6 +245,7 @@ nav:
         - Adding Models: 'development/adding-models.md'
         - Extending Models: 'development/extending-models.md'
         - Signals: 'development/signals.md'
+        - Search: 'development/search.md'
         - Application Registry: 'development/application-registry.md'
         - User Preferences: 'development/user-preferences.md'
         - Web UI: 'development/web-ui.md'