Add CI

[domoritz]

I would recommend adding support for running automatic builds on Github actions.

[nonara]

Definitely. Will be adding Travis CI, coveralls, and snyk before publishing!

[domoritz]

I'd recommend github actions over travis for new projects but it's not a big difference.

[nonara]

I'd recommend github actions over travis for new projects but it's not a big difference.

Ok. Will have a look! Thanks.