setup secrets and environments

[pocket-98]

github actions loading secrets from the project settings/environment/dev/secrets area

https://docs.github.com/en/actions/deployment/targeting-different-environments/using-environments-for-deployment

https://docs.github.com/en/actions/security-guides/using-secrets-in-github-actions

[pocket-98]

done, makefile uses secret.sh to load secrets, github actions runner uses environment settings