docs: update domain references to find-bufo.com

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <[e-mail]>

README.md

···
 
 hybrid semantic + keyword search for the bufo zone
 
-**live at: [find-bufo.fly.dev](https://find-bufo.fly.dev/)**
+**live at: [find-bufo.com](https://find-bufo.com/)**
 
 ## overview
 

scripts/add_one_bufo.py

···
     """Upload single embedding to turbopuffer"""
     file_hash = hashlib.sha256(filename.encode()).hexdigest()[:16]
     name = filename.rsplit(".", 1)[0]
-    url = f"https://find-bufo.fly.dev/static/{filename}"
+    url = f"https://find-bufo.com/static/{filename}"
 
     async with httpx.AsyncClient() as client:
         response = await client.post(