feat: 使用svg输出登陆二维码

[memorydream]

和 #1565 做的事情一样，但是不引入新的package

[vercel]

Someone is attempting to deploy a commit to a Personal Account owned by @qier222 on Vercel.

@qier222 first needs to authorize it.

[qier222]

哪个库体积比较小？

[memorydream]

哪个库体积比较小？

我建议继续用这个，那个库在svg里使用了内联样式
相关issue里的一段话：

Please don't do this, for those of us using this library on the web it will break on every sufficiently secured site which doesn't allow script-src 'unsafe-inline'.

[qier222]

那就用原来那个吧