lightsail-compose.sh

#!/bin/bash

# install latest version of docker the lazy way
curl -sSL https://get.docker.com | sh

# make it so you don't need to sudo to run docker commands
usermod -aG docker ubuntu

# install docker-compose
curl -L https://github.com/docker/compose/releases/download/1.21.2/docker-compose-$(uname -s)-$(uname -m) -o /usr/local/bin/docker-compose
chmod +x /usr/local/bin/docker-compose

# copy the dockerfile into /srv/docker 
# if you change this, change the systemd service file to match
# WorkingDirectory=[whatever you have below]
mkdir /srv/docker
echo "

version: \"3.2\"

services:

        site:
                image: skela/davincium:latest
                ports:
                        - \"80:80\"

" > /srv/docker/docker-compose.yml

# copy in systemd unit file and register it so our compose file runs 
# on system restart

echo "
# /etc/systemd/system/docker-compose-app.service
# thanks to oleg belostotsky on stack overflow for this 

[Unit]
Description=Docker Compose Application Service
Requires=docker.service
After=docker.service

[Service]
Type=oneshot
RemainAfterExit=yes
# match the below to wherever you copied your docker-compose.yml
WorkingDirectory=/srv/docker
ExecStart=/usr/local/bin/docker-compose up -d
ExecStop=/usr/local/bin/docker-compose down
TimeoutStartSec=0

[Install]
WantedBy=multi-user.target
" > /etc/systemd/system/docker-compose-app.service
systemctl enable docker-compose-app