Deploying with a M1 Mac (Replaces Step 7)

1. Build image with linux platform for heroku servers. Replace {NAME_OF_HEROKU_APP} with your own tag:

docker buildx build --platform linux/amd64 -t {NAME_OF_HEROKU_APP} .

2. Tag your app with the url for your apps registry. make sure to use the name of your Heroku app in the url and tag name:

docker tag {NAME_OF_HEROKU_APP} registry.heroku.com/{NAME_OF_HEROKU_APP}/web

3. Use docker to push the image to the Heroku container registry:

docker push registry.heroku.com/{NAME_OF_HEROKU_APP}/web