app-update.sh

#!/usr/bin/env sh

echo "Updating local cache"
sudo apt update
echo "Done updating local cache"

echo "Updating all packages"
sudo apt-get -y dist-upgrade
echo "Done updating all packages"

echo "Removing all unused packages (mostly libraries) and data"
sudo apt-get -y autoremove
sudo apt-get -y autoclean
echo "Done removing all unused packages (mostly libraries) and data"

dart-setup.sh

#!/usr/bin/env sh

sudo apt update
sudo apt-get -y install apt-transport-https
sudo sh -c 'curl https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add -'
sudo sh -c 'curl https://storage.googleapis.com/download.dartlang.org/linux/debian/dart_stable.list > /etc/apt/sources.list.d/dart_stable.list'

sudo apt update
sudo apt-get -y install dart

pub global activate webdev
pub global activate stagehand