Add code coverage collection and reporting

[Xtansia]

Description

Adds code coverage collection and reporting.

Issues Resolved

Relates to #73 (but doesn't fully resolve)

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[codecov-commenter]

Codecov Report

❗ No coverage uploaded for pull request base (main@d8e061f). Click here to learn what that means.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main      #74   +/-   ##
=======================================
  Coverage        ?   41.20%           
=======================================
  Files           ?       48           
  Lines           ?    27972           
  Branches        ?        0           
=======================================
  Hits            ?    11527           
  Misses          ?    16445           
  Partials        ?        0           

Flag	Coverage Δ
integration	41.20% <0.00%> (?)

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[VachaShah]

Thank you @Xtansia for adding this!

Does the report here cover for both unit and integration tests?

[Xtansia]

Thank you @Xtansia for adding this!

Does the report here cover for both unit and integration tests?

@VachaShah There's currently no workflow running the unit tests, I was thinking to add that as a separate PR as there's issue #45 which looks like unit tests might be flakey or expecting some specific setup.

[VachaShah]

Thank you @Xtansia for adding this!
Does the report here cover for both unit and integration tests?

@VachaShah There's currently no workflow running the unit tests, I was thinking to add that as a separate PR as there's issue #45 which looks like unit tests might be flakey or expecting some specific setup.

Sounds good!