kamaji
99fb5ff7e7
Add dual user classes: admin + tech users with PIN login
- Add tech user management (JSON-backed CRUD with PIN auth)
- Dual login: tabbed Tech Login (username+PIN) / Admin Login (NC credentials)
- Admin panel: tappable user list with detail modal (enable/disable, reset PIN, reset NC password, delete)
- Auto-provision Nextcloud accounts for tech users
- Admin guard: tech users redirected away from admin panel
- New data volume for persistent tech_users.json storage
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>