Insert ids 1-3 catalog rows and sync sequence on up; delete seed ids on down before dropping lms_personas.
Co-authored-by: Cursor <cursoragent@cursor.com>
Introduce lms_personas table, repoint practice persona_id FKs off users, validate persona refs on LMS and exam-prep practice flows, personas.* RBAC permissions, and OpenAPI docs.
Co-authored-by: Cursor <cursoragent@cursor.com>