[x] added a few test cases to get initial data in test coverage results to tweak the configuration.
Todo:
[x] investigate more options on how to integrate with github CI (without using 3rd party paid services)
[ ] ~if something useful shows up, add it via github actions and test it to see if it does enough~ To be added in next PR
Update: Need to get this PR merged first before I can add a useful workflow to compare coverage. Previous main branch does not have jest yet, so no test coverage available to compare against.
Resolves #130
jest
Todo: