More CI: analysis & dependencies

[danthorpe]

• Setup CodeQL Static Analysis
• Dependencies

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 66.46%. Comparing base (ad4d9f7) to head (24e1f81).

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #36   +/-   ##
=======================================
  Coverage   66.46%   66.46%           
=======================================
  Files           8        8           
  Lines         331      331           
=======================================
  Hits          220      220           
  Misses        111      111           

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[github-advanced-security]

This pull request sets up GitHub code scanning for this repository. Once the scans have completed and the checks have passed, the analysis results for this pull request branch will appear on this overview. Once you merge this pull request, the 'Security' tab will show more code scanning analysis results (for example, for the default branch). Depending on your configuration and choice of analysis tool, future pull requests will be annotated with code scanning analysis results. For more information about GitHub code scanning, check out the documentation.