docs: Revamp README.md

[Aarekaz]

Summary

Completely revamped README.md:

• Added header with logo, title, description, and tech badges.
• Introduced navigation links for quick access.
• Expanded 'Features' with 'Undo/Redo'.
• Detailed 'Quick Start' with prerequisites, installation, env config, and scripts.
• Added 'Use Cases' table.
• Enhanced 'Architecture' with tech stack, project structure, and key feature implementations.
• Updated 'Testing & Quality' with coverage table and CI details.
• Added 'Deployment' (Vercel & manual), 'Documentation', 'Contributing', 'License', and 'Acknowledgments' sections.
• Included a new footer with links.

Want me to make any changes? Add a review or comment with @tembo and i'll get back to work!

[vercel]

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Project	Deployment	Preview	Comments	Updated (UTC)
split-simple	Ready	Preview	Comment	Dec 3, 2025 10:51pm