refactor: strategy pattern + editor modularization#1

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SRjoeee wants to merge 6 commits intoglazes-pitfall:mainfrom

SRjoeee:refactor/strategy-pattern-modularize

Commits on Mar 4, 2026

docs: add refactoring design document

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docs: add detailed refactoring implementation plan

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refactor: strategy pattern for Python backends — shared core + pluggable ops

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SR.Joe
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refactor: modularize editor.html — extract CSS + JS into editor/ directory

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refactor: web_ui uses shared CSS + color-utils from editor/

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SR.Joe
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fix: narrow bare except to ImportError in ComfyUI backend loader

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