Fix CJS export

[radiovisual]

• Added CJS as the main export type, keeping support for ES modules and UMD
• Will require a major version update
• Adds missing URL patterns to README
• Updates unit tests
• Update github actions
• Returns undefined instead of null when ids can't be found
• Updates CI routines
• Updates packages
• Cleaned up the code more, added dedicated helpers to clean up side effects

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (71d3fbb) 100.00% compared to head (92407c8) 100.00%.

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Additional details and impacted files

@@            Coverage Diff            @@
##            master      #109   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            9        11    +2     
  Lines          393       436   +43     
=========================================
+ Hits           393       436   +43     

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