This PR fixes various documentation errors found across the website/docs directory, including typos, grammatical issues, and terminology inconsistencies.

Changes Made

Dictionary Updates

• Added missing capitalized technical terms to the spell checker dictionary (scripts/dictionary.txt):
  • Rsbuild, Rsbuild's, Rspack, Rslib, Rsdoctor, Rslint, Rslog, Rspeedy, Rspress, Rstack, Rstest

Grammar and Spelling Fixes

Fixed multiple grammatical errors in English documentation:

• Verb agreement: "will introduces" → "introduces"
• Pronoun errors: "writing then to disk" → "writing them to disk"
• Preposition issues: "output path of through" → "output path through"
• Word choice: "uniformly input" → "uniformly output"
• Verb forms: "will seems like" → "will look like", "will logs errors" → "will log errors"
• Duplicate words: "server-rendered rendered" → "server-rendered content"
• Article usage: "an unique" → "a unique"
• Gerund forms: "After turn on" → "After turning on"

Consistency Improvements

• File descriptions: "is a basic directory for" → "shows the basic directory structure for"
• Punctuation: Fixed inconsistent comma usage in lists
• Articles: Standardized "root of dist directory" → "root of the dist directory"
• Terminology: "scripts files" → "script files", "and add" → "and have" for suffix descriptions
• Missing articles: "we have following" → "we have the following"

Cross-language Fixes

• Fixed punctuation inconsistencies in Chinese documentation to match the corrected English versions

Verification

• All fixes verified with the project's spell checker (pnpm check-spell)
• Full scan of 1,965 files now passes with 0 issues
• Manual review of common error patterns completed

The changes improve readability and maintain consistency across the documentation while preserving all technical accuracy and meaning.

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