A new Flutter project.
This project is a starting point for a Flutter application.
A few resources to get you started if this is your first Flutter project:
For help getting started with Flutter, view our online documentation, which offers tutorials, samples, guidance on mobile development, and a full API reference.
调用的(yesno.wtf/api)[yesno.wtf], 国内API没墙, 但是图片的CDN貌似给墙了, 回头有时间搭个代理服务器。