- Move unit loading to use real /api/tickets/units endpoint
- Match unit code format to backend seed (0101E style)
- Send unit_id in create ticket payload
- Fix tech IDs to match seed order (9-15 for Prosper-Afful)
- Add customer_name and phone fields to TicketCreate schema
- Map form customer_name/phone into API payload
- Remove duplicate import
- Fix → in create ticket
- Fix → in ticket detail
- Add note field to TicketUpdate schema and handle note-only updates in backend
- Update frontend submitNote() to use PATCH endpoint
- Ticket CRUD with full 15-status lifecycle enforcement
- Auto-generated ticket numbers (PAV-YYYY-NNNNN)
- Status transitions validated and auto-logged to timeline
- Reopen with 7-day window + auto-escalation to Ama
- SLA engine: priority-based deadlines and breach detection
- Photo uploads to uploads/ with multipart support
- Category system seeded from PRD §7 taxonomy (20 top-level)
- Flat and tree category listing endpoints
- SLA status check endpoint (/api/tickets/{id}/sla)
- Paginated ticket listing with filters
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