To run docker-compose up you have to adapt .env
Set the following environment variables:
DOMAIN=
SMTP_PASSWORD
And then run
docker-compose up -d
If you want to add a GitLab runner, go to your Runner Configuration (/admin/runners) in Gitlab and replace the registration inside the script
Execute the script:
# Maybe you missed the right to execute it
chmod +x gitlab-runner-register.sh
# Run script
./gitlab-runner-register.sh