Publish Docker Image to ghcr.io

[bachya]

Describe what the PR does:

This PR introduces pushing Docker images to ghcr.io (as well as retaining the existing push to Docker Hub).

Does this fix a specific issue?

N/A

Checklist:

• Confirm that one or more new tests are written for the new functionality.
• Run tests and ensure everything passes (with 100% test coverage).
• Update README.md with any new documentation.
• Add yourself to AUTHORS.md.

[codecov]

Codecov Report

Merging #364 (2e2fa64) into dev (d02f310) will not change coverage.
The diff coverage is n/a.

❗ Current head 2e2fa64 differs from pull request most recent head 662163f. Consider uploading reports for the commit 662163f to get more accurate results

@@            Coverage Diff            @@
##               dev      #364   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           28        28           
  Lines         1522      1522           
=========================================
  Hits          1522      1522           

Help us with your feedback. Take ten seconds to tell us how you rate us. Have a feature suggestion? Share it here.

[bachya]

@alexdelprete FYI ^^^.

[alexdelprete]

it works! that was quick, thank you! :)