Setup of the docker-compose.yaml. To aid you in developing the API. For an example on how to set this up, I will search for an example project.
Here we have created a docker compose file that can be run on github actions (ci/cd test integration). You can use that as a template to create the main docker-compose.yml file in the root of the project.
https://github.com/OpenConext/Stepup-Webauthn/pull/98/files