Here is a simple shell extension to simplify access to your Crostini container:

• https://github.com/davidmroth/chrome-secure-shell/tree/crostini
• Reddit discussion: https://www.reddit.com/r/Crostini/comments/8bet6j/crostini_shell_access_your_container_with_one/

# crostini_notes - Adapted from https://github.com/lstoll/cros-crostini

No need to put Chrome OS into developers mode!! (as of Chrome OS 67.0.3383.0)

Setup container

Start a container - vmc start <container name> (pick a container name)

To login as a user

Run a container as a user - run_container.sh --container_name=<container name> --user=<any username> --shell

To login as root

Run a container as root - run_container.sh --container_name=<container name> --user=root --shell

Install atom

apt update
apt install curl gnupg libxss1 libasound2
curl -sL https://deb.nodesource.com/setup_8.x | sudo -E bash -
apt update

curl -sL https://atom.io/download/deb > atom.deb
dpkg -i atom.deb
apt install --fix-broken