- Show Member-Linking UI only when can_manage_member_linking (admin)
- perform_member_link_action runs only for admin
- assign_form: non-admin uses :update (email), admin uses :update_user
- Load members for linking only when can_manage_member_linking
Index: filter out SystemActor.system_user_email() in query. Show/Form:
redirect to /users with flash when viewing or editing system actor user.
Index format_error: handle Ash errors without :message field.
- Extract handle_member_linking, perform_member_link_action helpers
- Extract handle_save_success, get_action_name, handle_member_link_error
- Replace hardcoded strings with gettext translations
- Use submit_form wrapper for consistent actor handling
- Group all handle_event/3 clauses together
- Add early return in load_members_for_linking if actor is nil
- Replace Ash.get!/Ash.destroy! with Ash.get/Ash.destroy
- Add case statements for Forbidden, NotFound, and generic errors
- Display user-friendly flash messages for all error cases
- Use Enum.map_join/3 for efficient error formatting
- Add @spec for public functions in Member and UserLive.Form
- Replace magic numbers with module constants:
- @member_search_limit = 10
- @default_similarity_threshold = 0.2
- Add comprehensive @doc for filter_by_email_match and fuzzy_search
