路径：
/Users/houzhibin/.android/avd/New_Device_API_30.avd/cache.img.qcow2
/Users/houzhibin/Library/Android/sdk/system-images/android-30/google_apis
avd 下面有好几个G的大文件，删到废纸篓里，试试项目能运行，删之。
xcode 参考：
https://blog.csdn.net/u010675821/article/details/48623381
也可以删除一下文件夹内容:
~/Library/Developer/CoreSimulator/Devices
~/Library/Developer/Xcode/DerivedData
/Users/houzhibin/Library/Developer/Xcode/iOS DeviceSupport
/Users/houzhibin/Library/Developer/Xcode/Archives
==========系统文件删除=========
将指令“~/资源库/Caches”改为“/资源库/Caches”后再继续筛选删除即可；这两个文件夹里的文件都删除掉；
