PR: Add GitHub Actions CI, Remove travis.yml and Update Badges issue #138

[nelsonic]

• add GitHub workflow for Update Badges #138
• update CI/build badge
• update Hits badge to use .com

[nelsonic]

Same again: https://github.com/dwyl/learn-tdd/runs/4095613665?check_suite_focus=true#step:3:11

Need to add package-lock.json to project ... 🙄

[nelsonic]

Badges working again: https://github.com/dwyl/learn-tdd/blob/40e9ba96f3e42d77077875b0be0914ae1f6c764c/README.md

Thanks for reviewing/merging @SimonLab 🙏

[codecov]

Codecov Report

Merging #139 (40e9ba9) into main (7be69ce) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##              main      #139   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            2         2           
  Lines           37        37           
  Branches         0         1    +1     
=========================================
  Hits            37        37           

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[SimonLab]

Looks good 👍