修改用户头像 ~~~[api] post:/api/v2/merchant/user/changeCover *int:id=默认值#头像图片ID <<< success { "msg": "操作成功！", "url": "", "data": "", "count": 0, "status": "success" } <<< error { "msg": "操作失败！", "url": "", "status": "error" } ~~~