Quick note

# Docker host (like window)

ssh-keygen

~

# Ssh personal key move to container
docker cp ../.ssh/[key_name] [container_name]:~/.ssh/[key_name]

# Ssh public key move to container
docker cp ../.ssh/[key_name.pub] [container_name]:~/.ssh/[key_name.pub]

# Attach the container
docker attach [container_name]

# Docker container (like ubuntu)

# Give rights the ssh personal key
chmod 600 ~/.ssg/[key_name]

Reference

1. Sieg, Jan 3 2022, Setting up an SSH Key for your containers using docker compose, https://denzehldacuyan.medium.com/setting-up-an-ssh-key-for-your-containers-using-docker-compose-d1aac4732c15