CI/CD

[jeafreezy]

• Run unit tests in GitHub actions before releasing package, publishing docs, etc

[jeafreezy]

• [x] Run tests
• [x] Publish to releases
• [x] Publish to Pypi
• [x] Documentation

[jeafreezy]

I'm still facing some issues with mike for mkdocs deloployment. I think I'll come back to this issues later.