[Chore] Set up CI pipline

[Mark G]

Why

Set up CI to run tests:

• Use GitHub Actions and create test workflow
• Run unit tests

Who Benefits?

Developer

[Xavier MALPARTY]

🦄 Resolved 🦄
I think we can keep the singular for "pipeline", as there is only 1 pipeline, that will coordinate multiple workflows (ex. Build, Lint, Unit Tests, UI tests, ...).

Update: same suggestion for #3

[Mark G]

pipeline

updated 🙏