Add WebGPU docs; update gitattributes & deps

[JimBobSquarePants]

Prerequisites

• I have written a descriptive pull-request title
• I have verified that there are no overlapping pull-requests open
• I have verified that I am following matches the existing coding patterns and practice as demonstrated in the repository. These follow strict Stylecop rules 👮.
• I have provided test coverage for my change (where applicable)

Description

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 85%. Comparing base (193a4cc) to head (a6967be).

Additional details and impacted files

@@         Coverage Diff         @@
##           main   #392   +/-   ##
===================================
  Coverage    85%    85%           
===================================
  Files       108    108           
  Lines      8421   8421           
  Branches   1085   1085           
===================================
  Hits       7236   7236           
  Misses      935    935           
  Partials    250    250           

Flag	Coverage Δ
unittests	85% <ø> (ø)

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