- New Features
* Introduce CustomUser with role field and admin integration
* Add ProjectMembership model linking users to projects
* Add Ticket model with status, type, creator, and project relationships
* Register CustomUser and ProjectMembership in Django admin with list views
* Add URLs and views for account management and ticket CRUD operations
- Enhancements
* Provide pagination and filtering for ticket listings
* Improve admin UI with role‑specific fieldsets
- Bug Fixes * Remove obsolete serializers and placeholder files