安装gradle
https://gradle.org/install/
安装sdkmanager
前往 https://developer.android.google.cn/studio#command-tools 下载只包含命令行的版本
cd /home/opt
mkdir android_sdk
cd android_sdk
unzip commandlinetools-linux-9477386_latest.zip
cd cmdline-tools/
mkdir tools
mv -i * tools
export ANDROID_HOME=/home/opt/android_sdk
export ANDROID_SDK_ROOT=/home/opt/android_sdk/
export PATH=$ANDROID_HOME/cmdline-tools/tools/bin/:$PATH
sdkmanager --list # 查看安装的包
sdkmanager "platforms;android-30" # 安装包