[tool] chore(ci): migrate from CircleCI to GitHub Actions

[guillaumejparis]

Proposed changes

Testing Instructions

1. Step-by-step how to test
2. Environment or config notes

Related issues

• Closes #ISSUE-NUMBER

Checklist

• I consider the submitted work as finished
• I tested the code for its functionality
• I wrote test cases for the relevant uses case
• I added/update the relevant documentation (either on github or on notion)
• Where necessary I refactored code to improve the overall quality
• For bug fix -> I implemented a test that covers the bug

Further comments

[filigran-cla-bot]

Contributor License Agreement

✅ All good! The CLA is already in place for @guillaumejparis — nothing to do here.

This pull request is ready to be reviewed and merged from a CLA perspective.

_{This is an automated message from the Filigran CLA Bot. If you have questions, please contact the maintainers.}