默认桌面/启动器，我喜欢开源的 Lawnchair

查询

cmd shortcut get-default-launcher

Launcher: ComponentInfo{com.android.launcher3/com.android.launcher3.uioverrides.QuickstepLauncher}

设置

cmd package set-home-activity app.lawnchair/app.lawnchair.LawnchairLauncher

 cmd package resolve-activity -c android.intent.category.HOME

setRoleHolderAsUser
addRoleHolderAsUser