feat(web): enforce image limits with warning UX, clamp rectangle count, and add “Important Notice & Disclaimer”

[Shimo-1999]

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[Copilot]

Pull Request Overview

This PR introduces image validation with user-facing warnings, enforces limits on rectangle count, and adds a disclaimer modal. The changes improve user experience by preventing browser crashes from oversized images while providing clear feedback when limits are exceeded.

Key changes:

• Added image size/resolution validation (15MB, 20MP, 8192px max dimensions) with warning UI
• Clamped rectangle count input to 1-5000 range with wheel event prevention
• Added modal disclaimer about potential browser issues with large images

Reviewed Changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated 2 comments.

File	Description
web/js/script.js	Implements LIMITS constants, validation logic for images, warning UI system, and rectangle count clamping
web/index.html	Adds notice container, disclaimer modal, updates default rectangle count to 500, adds Bootstrap bundle script
README.md	Corrects license file path and adds disclaimer section

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[github-actions]

🚀 Preview is ready

"https://Shimo-1999.github.io/rectangle-fitting/pr-preview-11/"

This link auto-updates on every push to this PR.