MobForge Worker service is ready.
- POST /apps          add/update an app
- GET  /apps          app config list, or single app (?identifier=)
- DELETE /apps        remove an app + its guest records (?identifier=)
- GET  /app           app check (?device=&identifier=)
- GET  /wl/{id}       self-service IP whitelist — visit adds your IP (?k=token)
- GET  /privacy/{id}  privacy policy page
- GET  /support/{id}  support page
- GET  /custom/{id}   custom page (user-defined HTML)