Docker

Docker needs the heroku.yml to run the Dockerfile content

Heroku

Creating an app on Heroku

heroku apps:create node-api-docker-heroku

Change to container because is necessary to work with Docker

heroku stack -a <nome-app>
heroku stack:set container -a <nome-app>

Push to Heroku

git push heroku main
git push heroku <branch>:main

Verify logs

heroku logs -t --app APP_NAME

Set enviroment variables

heroku config:set <VARIABLE>=<value> --app NOME_DO_APP