curl -X POST https://api.phanomcloud.online/bots/3fa85f64-5717-4562-b3fc-2c963f66afa6/files/rename \
  -H "Authorization: Bearer sess_..." \
  -H "Content-Type: application/json" \
  -d '{
    "dir": "src",
    "old_name": "index.js",
    "new_name": "main.js"
  }'

{
  "success": true,
  "data": {
    "dir": "src",
    "old_name": "index.js",
    "new_name": "main.js"
  },
  "message": "Renamed \"index.js\" → \"main.js\""
}