Deploying a Dockerized FastAPI Application to Heroku

Directory

-> Directory
/root - app/
|-- server
|   |-- main.py
|-- .env
|-- .gitignore
|-- docker-compose.yml
|-- Dockerfile
|-- heroku.yml
|-- README.md
|-- requirements.txt

Login Heroku

$ heroku login

Build container & run for a service testing

This allows you to test your app locally. It’s hosted on http://localhost:85.

$ docker compose up

Create your application on Heroku

$ heroku create [your-app]

Deploy Application to Heroku

$ heroku container:push web -a [your-app]

$ heroku container:relese web -a [your-app]

Now success to deployment

Check your url: [https://your-app.herokuapp.com]

$ heroku open -a [your-app]