Issue146 Codecov

[yescorp]

• Resolves Track test code coverage, add a badge #146

Used the tutorial below:
https://medium.com/flutter-community/how-to-actually-get-test-coverage-for-your-flutter-applications-f881c0ae8155

[codecov-commenter]

Codecov Report

❗ No coverage uploaded for pull request base (main@38d844a). Click here to learn what that means.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #156   +/-   ##
=======================================
  Coverage        ?   84.68%           
=======================================
  Files           ?       80           
  Lines           ?     2396           
  Branches        ?        0           
=======================================
  Hits            ?     2029           
  Misses          ?      367           
  Partials        ?        0           

Help us with your feedback. Take ten seconds to tell us how you rate us. Have a feature suggestion? Share it here.

[yescorp]

If the target branch actually has the previous codecov results:

[yescorp]

I don't think I can setup the checks for this repo because of access rights.
@alexeyinkin do you have access to the codecov dashboard for this repo?

https://app.codecov.io/gh
Login here with github.

Access rights are also needed to get the badge:
https://docs.codecov.com/docs/github-3-customizing-codecov#add-the-codecov-badge