feat: ssg-md

[SoonIter]

Summary

feat: md-ssg

Related Issue

Checklist

• Tests updated (or not required).
• Documentation updated (or not required).

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[Copilot]

Pull Request Overview

This PR implements a new "md-ssg" (Markdown Static Site Generation) feature that enables rendering React components to Markdown format during the build process. The implementation includes a custom React reconciler that converts React elements to Markdown strings, along with associated build configuration and remark plugins.

Key Changes:

• Added custom React reconciler for rendering React components to Markdown
• Implemented remark plugin for wrapping/filtering Markdown content with JSX
• Created new build environment (node_md) for SSG-MD compilation

Reviewed Changes

Copilot reviewed 32 out of 33 changed files in this pull request and generated 3 comments.

Show a summary per file

File	Description
website/rspress.config.ts	Commented out pluginLlms
vitest.workspace.ts	Extended test file pattern to include .tsx files
scripts/dictionary.txt	Added MDSSG and SSGMD to dictionary, alphabetized entries
packages/theme-default/src/logic/sideEffects.ts	Added window existence check for SSR compatibility
packages/theme-default/src/components/Toc/useDynamicToc.ts	Added window existence check for SSR compatibility
packages/theme-default/src/components/Toc/useActiveAnchor.ts	Added window existence check and prefixed getComputedStyle with window
packages/theme-default/src/components/SidebarMenu/useClickOutside.ts	Added document existence check and simplified null check
packages/theme-default/src/components/Sidebar/SidebarItem.tsx	Added optional chaining for scrollIntoView
packages/theme-default/src/components/ReadPercent/useReadPercent.ts	Added window existence check for SSR compatibility
packages/theme-default/src/components/NavHamburger/useNavScreen.ts	Added window existence checks in open/close functions
packages/runtime/src/hooks/useWindowSize.ts	Added window existence check in useLayoutEffect
packages/core/static/MediumZoom.tsx	Added document check and prefixed setTimeout with window
packages/core/src/runtime/ssrMdServerEntry.tsx	New SSR entry point for MD rendering
packages/core/src/runtime/App.tsx	Added Content import and SSR_MD condition to render only Content
packages/core/src/node/ssg-md/rsbuildPluginSSGMD.ts	New Rsbuild plugin for SSG-MD build process
packages/core/src/node/ssg-md/renderPages.ts	Renders all pages to Markdown files
packages/core/src/node/ssg-md/renderPage.ts	Renders individual page to Markdown
packages/core/src/node/ssg-md/remarkWrapMarkdown.ts	Remark plugin for wrapping/filtering Markdown with JSX
packages/core/src/node/ssg-md/remarkWrapMarkdown.test.ts	Test suite for remarkWrapMarkdown plugin
packages/core/src/node/ssg-md/react/render.ts	Renders React elements to Markdown strings
packages/core/src/node/ssg-md/react/render.test.tsx	Tests for React-to-Markdown rendering
packages/core/src/node/ssg-md/react/reconciler.ts	Custom React reconciler for Markdown output
packages/core/src/node/ssg-md/react/index.ts	Exports renderToMarkdownString function
packages/core/src/node/mdx/types.ts	Added isSsgMd option to MdxLoaderOptions
packages/core/src/node/mdx/remarkPlugins/link.ts	Fixed dead link checking logic for cleanUrls handling
packages/core/src/node/mdx/processor.ts	Added isSsgMd parameter support
packages/core/src/node/mdx/options.ts	Configured MDX options for SSG-MD mode
packages/core/src/node/mdx/loader.ts	Added isSsgMd option and disabled cache for SSG-MD
packages/core/src/node/initRsbuild.ts	Configured node_md build environment and SSG-MD plugin
packages/core/src/node/constants.ts	Added SSG_MD constants
packages/core/rslib.config.ts	Added build config for react module
packages/core/package.json	Added dependencies and export path for _private/react

Files not reviewed (1)

• pnpm-lock.yaml: Language not supported

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[Timeless0911]

Relationship between llms plugin and core logic should be determined.

[Timeless0911]

TBD