Final sync pass against Smurfettes build:
- Restored missing route-compatible front pages: about, djs, friends, news, requests, schedule, top50
- Restored missing admin route-compatible pages: about, djs, friends, poll, requests, schedule, users, top50
- Restored admin login/logout compatibility routes
- Restored Smurfettes support assets: nav icons, CSS support files, site.js, worker files, legacy data files
- Kept Almost Heaven local override login and external auth path setup
- Kept current dashboard/admin style base
