First be sure that you have installed the heroku cli : Download and install
Then follow this process:
If you haven't already, log in to your Heroku account and follow the prompts to create a new SSH public key.
$ heroku loginLog in to Container Registry
You must have Docker set up locally to continue. You should see output when you run this command.
docker psNow you can sign into Container Registry.
heroku container:loginPush your Docker-based app
Build the Dockerfile in the current directory and push the Docker image. Warning: here we push the image on the dyslexia-ocr app
heroku container:push web -a dyslexia-ocrDeploy the changes
Release the newly pushed images to deploy your app. Warning: here we deploy on the dyslexia-ocr app
heroku container:release web -a dyslexia-ocr