Ngành nghề (sectors)
Endpoint: `GET/POST/PUT/DELETE /api/admin/categories/sectors` (job-service §3.3).
| ID | Tên | Code | Job count | Trạng thái | |
|---|---|---|---|---|---|
| 1 | Software Development | SOFT | 124 | Active | |
| 2 | Data & AI | DATA | 47 | Active | |
| 3 | DevOps & Cloud | DEVOPS | 31 | Active | |
| 4 | Cybersecurity | SEC | 12 | Active | |
| 5 | Product & Design | DESIGN | 18 | Active | |
| 6 | QA / Testing | QA | 0 | Inactive |