refactor: Updated webframework-shim to reduce the cognitive complexity

[bizob2828]

Description

This PR refactors webframework-shim to reduce cognitive complexity. I broke out a lot into new files because it was very hard to navigate.

[codecov]

Codecov Report

Attention: 26 lines in your changes are missing coverage. Please review.

Comparison is base (4c30d97) 96.98% compared to head (ae8fef0) 97.02%.
Report is 3 commits behind head on main.

Files	Patch %	Lines
lib/shim/webframework-shim/middleware.js	96.52%	16 Missing ⚠️
lib/shim/webframework-shim/index.js	98.71%	7 Missing ⚠️
lib/shim/webframework-shim/common.js	97.14%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1927      +/-   ##
==========================================
+ Coverage   96.98%   97.02%   +0.03%     
==========================================
  Files         212      215       +3     
  Lines       40072    40238     +166     
==========================================
+ Hits        38862    39039     +177     
+ Misses       1210     1199      -11     

Flag	Coverage Δ
integration-tests-16.x	78.91% <81.76%> (+0.19%)	⬆️
integration-tests-18.x	79.17% <81.76%> (+0.19%)	⬆️
integration-tests-20.x	79.18% <81.76%> (+0.19%)	⬆️
unit-tests-16.x	91.09% <95.54%> (+0.08%)	⬆️
unit-tests-18.x	91.07% <95.54%> (+0.08%)	⬆️
unit-tests-20.x	91.07% <95.54%> (+0.08%)	⬆️
versioned-tests-16.x	73.95% <94.24%> (+0.14%)	⬆️
versioned-tests-18.x	73.98% <94.24%> (+0.14%)	⬆️
versioned-tests-20.x	73.99% <94.24%> (+0.14%)	⬆️

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[jsumners-nr]

Looks good to me.