Set up Silkaj Docker images build automation

Set up jobs which automate the images generations with latest Python and Silkaj in.

Jobs

Would happen in the package stage. publish stage would be renamed to package with other PyPI jobs. Jobs generation on tag, branch, and.

• Inspiration from Duniter repository
• Duniter’s Dockerfile

Image generation

Create Dockerfile which finds the the latest Python image from here, install Silkaj, and make silkaj available to Docker CLI via an alias to poetry run silkaj.

• pip: for consumers
• poetry: for developers

Write documentation

• How to use the images with docker/podman.
• How to develop into the poetry image.