flutter 镜像

国内镜像

export PUB_HOSTED_URL=https://pub.flutter-io.cn
export FLUTTER_STORAGE_BASE_URL=https://storage.flutter-io.cn

阿里云镜像

export PUB_HOSTED_URL=https://mirrors.aliyun.com/dart-pub
export FLUTTER_STORAGE_BASE_URL=https://mirrors.aliyun.com/flutter

官方镜像

export PUB_HOSTED_URL=https://pub.dev
export FLUTTER_STORAGE_BASE_URL=https://storage.googleapis.com