docs: enable pluginTwoslash

[SoonIter]

Summary

enable pluginTwoslash

Related Links

Checklist

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

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[Copilot]

Pull Request Overview

This PR upgrades the RSPress documentation framework from version 2.0.0-beta.28 to 2.0.0-beta.30, adding TypeScript code hover support through the Twoslash plugin.

• Upgraded all @RsPress packages to version 2.0.0-beta.30
• Added Twoslash plugin for enhanced TypeScript code examples with hover information
• Updated code blocks in documentation to use Twoslash functionality

Reviewed Changes

Copilot reviewed 7 out of 8 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
website/rspress.config.ts	Added Twoslash plugin import and configuration, removed deprecated options
website/package.json	Updated RSPress package versions and added new dependencies
website/docs/zh/guide/solution/react.mdx	Added twoslash directive to TypeScript code blocks
website/docs/zh/guide/advanced/module-federation.mdx	Added twoslash directive to TypeScript code block
website/docs/en/guide/solution/react.mdx	Added twoslash directive to TypeScript code blocks
website/docs/en/guide/advanced/module-federation.mdx	Added twoslash directive to TypeScript code block
scripts/dictionary.txt	Added "Twoslash" to spelling dictionary

Files not reviewed (1)

• pnpm-lock.yaml: Language not supported

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