修改会员个人信息

@@ -165,7 +165,7 @@ class User extends Api
         $user = $this->auth->getUser();
         $username = $this->request->post('username');
         $nickname = $this->request->post('nickname');
-        $bio = $this->request->post('bio');
+        $bio = $this->request->post('bio','这个人很懒,什么也没有留下');
         $avatar = $this->request->post('avatar', '', 'trim,strip_tags,htmlspecialchars');
         if ($username) {
             $exists = \app\common\model\User::where('username', $username)->where('id', '<>', $this->auth->id)->find();