docs: generate Swagger API documentation for DSP APIs

[bscholtes1A]

What this PR changes/adds

Generate Swagger documentation for DSP APIs.

Why it does that

Documentation.

Further notes

List other areas of code that have changed but are not necessarily linked to the main feature. This could be method
signature changes, package declarations, bugs that were encountered and were fixed inline, etc.

Linked Issue(s)

Closes # <-- insert Issue number if one exists

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[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 73.14%. Comparing base (7f20ba5) to head (45274af).
Report is 103 commits behind head on main.

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Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3937      +/-   ##
==========================================
+ Coverage   71.74%   73.14%   +1.40%     
==========================================
  Files         919      937      +18     
  Lines       18457    18883     +426     
  Branches     1037     1073      +36     
==========================================
+ Hits        13242    13812     +570     
+ Misses       4756     4612     -144     
  Partials      459      459              

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