Update index.html

Update index.html

Remove temp files

Restore original landing with tree browser instead of dropdowns

Landing page with agent endpoints, category sidebar, tree browser

CLI tree interface with ASCII lines

Full-screen terminal tree browser with expandable categories

Add retro file browser with keyboard navigation (arrow keys, enter, tab)

Restore 8-bit aesthetic with pixel fonts and retro styling

Add root package.json for Railway

Add nixpacks config for Railway deployment

Clean architecture: remove old files, add searchable directory with filters

Add clean architecture: separate frontend and backend

Add Railway deployment with PostgreSQL support

Fix Vercel deployment: add config and handle read-only filesystem