POST / with JSON: {"message":"Hello","language":"en|ar"} (Use Accept: text/event-stream for streaming)
POST /seo with JSON: {"title":"...","content":"...","lang":"en|ar"}
POST /lead with JSON: {"name":"...","phone":"...","website":"..."}
Proxy (HTML): /proxy?u=https://example.com
CORS JSON (API): /cors?u=https://ipapi.co/json/