Add DynamicCombinerComponent and ReplicatingList

[Kyle-Ye]

Summary

• Add audited combiner output helpers and CombinerComponent/CombinerElement support
• Add DynamicCombinerComponent and ReplicatingList implementations
• Update component trait/capacity mutation contracts and merge helpers
• Add focused tests for dynamic combiner, output combiner, and replicating list behavior

Tests

• Not run (not requested)

[codecov-commenter]

Codecov Report

❌ Patch coverage is 82.76299% with 136 lines in your changes missing coverage. Please review.
✅ Project coverage is 80.62%. Comparing base (478b326) to head (6d45786).
⚠️ Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
...tures/Component/Components/CombinerComponent.swift	37.50%	55 Missing ⚠️
...rces/OpenGestures/Core/GestureOutputCombiner.swift	52.05%	35 Missing ⚠️
...ent/Components/DynamicCombinerComponentTests.swift	94.73%	16 Missing ⚠️
...esturesTests/Core/GestureOutputCombinerTests.swift	89.47%	8 Missing ⚠️
...omponent/Components/DynamicCombinerComponent.swift	90.00%	7 Missing ⚠️
Sources/OpenGestures/Util/ReplicatingList.swift	94.17%	6 Missing ⚠️
Sources/OpenGestures/Core/GestureTrait.swift	0.00%	4 Missing ⚠️
...Gestures/Component/CompositeGestureComponent.swift	0.00%	2 Missing ⚠️
Sources/OpenGestures/Util/Mergeable.swift	0.00%	2 Missing ⚠️
Sources/OpenGestures/Core/GestureOutput.swift	87.50%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #20      +/-   ##
==========================================
+ Coverage   80.00%   80.62%   +0.61%     
==========================================
  Files         109      117       +8     
  Lines        4287     5064     +777     
==========================================
+ Hits         3430     4083     +653     
- Misses        857      981     +124     

Flag	Coverage Δ
ios	72.71% <68.00%> (-0.33%)	⬇️
macos	80.75% <82.76%> (+0.59%)	⬆️

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