docs: remove Pages scaffold

[bdtran2002]

Summary

Briefly describe the change and why it exists.

Scope

• extension-hosted only
• local-only / no server dependency
• single-player only
• upstream-port-first or upstream-derived

Verification

• tests run
• lint/run checks run
• manual check if needed

Notes

Call out any migration tradeoffs, follow-ups, or release notes context.

Summary by CodeRabbit

• Chores

  • Removed the GitHub Pages hosted documentation site and its automated build and deployment workflow.

• Documentation

  • Updated README to remove external documentation site links and project site descriptions.

[coderabbitai]

Caution

Review failed

The pull request is closed.

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Organization UI

Review profile: ASSERTIVE

Plan: Pro

Run ID: d0be768a-b4b2-415f-b5c4-e6d2ecdbb34a

📥 Commits

Reviewing files that changed from the base of the PR and between 7a96638 and 874d90b.

📒 Files selected for processing (4)

• .github/workflows/pages.yml
• README.md
• docs/site/index.html
• docs/site/styles.css

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📝 Walkthrough

Walkthrough

The pull request removes the GitHub Pages deployment infrastructure entirely, including the GitHub Actions workflow definition, static landing page HTML file, CSS stylesheet, and updates documentation references to reflect the removal of the project site.

Changes

Cohort / File(s)	Summary
GitHub Pages Deployment Workflow .github/workflows/pages.yml	Removed entire GitHub Actions workflow that built and deployed the docs/site directory to GitHub Pages on pushes to main and manual triggers.
Static Site Files docs/site/index.html, docs/site/styles.css	Removed static landing page with HTML structure (hero, highlights, footer), metadata, and associated CSS stylesheet containing global styling, theme definitions, and responsive layout rules.
Documentation Updates README.md	Removed "Project site" link from project links section, deleted "Project site" documentation describing the GitHub Pages scaffold, updated architecture diagram label, and removed docs/site/ from repository layout entries.

Estimated code review effort

🎯 2 (Simple) | ⏱️ ~10 minutes

Poem

🐰 A hop and a skip, the pages take flight,
No more static sites shining so bright,
The workflows retire, the styles fade away,
But simpler it is now, hooray, hooray! 🎉

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch github-polish

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