Add doxygen awesome extensions

[AndreasLrx]

Description

Add some doxygen awesome extensions:

• Darkmode toggle
• Section link
• Code parts copy button

What type of PR is this? (check all applicable)

• Refactor
• Feature
• Bug Fix
• Optimization
• Documentation Update

Added/updated tests?

• New tests written
• Existing tests updated
• Tests are not required because this is a documentation update
• I need help with writing tests

[codecov-commenter]

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Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 82.13%. Comparing base (f1525ae) to head (4e1551a).

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Additional details and impacted files

@@           Coverage Diff           @@
##             main     #183   +/-   ##
=======================================
  Coverage   82.13%   82.13%           
=======================================
  Files          67       67           
  Lines        1159     1159           
  Branches      361      361           
=======================================
  Hits          952      952           
  Misses        145      145           
  Partials       62       62           

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