Added 'event_badge_full_name', 'event_badge_affiliations', 'event_badge_email', and 'event_badge_location' to the searchable_fields for event_exhibit_tracking.
1. Added 'account_id' and 'account_id_random' to searchable_fields for event_exhibit_tracking.
2. Updated tests/README.md with descriptions for the latest E2E test scripts (Demo Parity, Event Actions, Zoom).
Standardized Badge, Exhibit, and Tracking models to ID Vision standards. Included account_id support for exhibit tracking and removed legacy validators to ensure stable CRUD operations for the Tuesday demo.