{
  "ok": true,
  "app": "Mike's OG Blocks social worker",
  "endpoints": [
    "POST /api/session/sync",
    "POST /api/player-name/check",
    "POST /api/friends/create-code",
    "POST /api/friends/join",
    "POST /api/friends/leave",
    "GET /api/leaderboards?deviceId=...&limit=10"
  ]
}