{"success":true,"message":"XGame Ranking API","version":"1.0.0","environment":"production","endpoints":{"health":"GET /api/health","update_and_get_ranking":"POST /api/ranking/update","get_top100_with_user_rank":"GET /api/ranking/top100?userId=xxx","user_info":"GET /api/ranking/user/:player_uuid","user_rank":"GET /api/ranking/rank/:player_uuid","stats":"GET /api/ranking/stats"}}