{"success":true,"message":"OscarStudio API Server","version":"1.0.0","endpoints":["POST /api/login      - 用户登录","POST /api/register  - 用户注册","POST /api/update    - 更新个人信息（需Token）","POST /api/change_password - 修改密码（需Token）","GET  /api/user      - 获取用户信息（需Token）","GET  /api/test      - 接口测试","POST /api/chat      - AI 聊天（代理 DeepSeek/MiniMax）","POST /api/tts       - 语音合成（MIMO-TTS）"]}