feat: Support language redirection for any docs pages#12
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Pull request overview
This PR extends language redirection functionality to all documentation pages, not just the homepage. It implements automatic language detection and redirection for any documentation path based on browser preferences, and adds proper SEO tags including canonical links and sitemap references.
Changes:
- Added
availableLanguagesprop to all page components to enable language-specific metadata - Created new
LanguageSwitchLayoutcomponent for language detection and redirection - Implemented catch-all route
[...slug].astroto handle language redirection for any documentation path - Updated sitemap configuration to filter and properly handle multi-language pages
Reviewed changes
Copilot reviewed 19 out of 19 changed files in this pull request and generated 4 comments.
Show a summary per file
| File | Description |
|---|---|
| src/pages/[...slug].astro | New catch-all route that generates language redirect pages for all documentation paths by scanning existing language-specific pages |
| src/layouts/LanguageSwitchLayout.astro | New layout component implementing client-side language detection and redirection logic |
| src/pages/index.astro | Simplified to use the new LanguageSwitchLayout instead of inline redirect code |
| src/layouts/DocsLayout.astro | Added canonical, alternate language, and sitemap link tags; accepts availableLanguages prop |
| astro.config.mjs | Updated sitemap integration to filter language-specific pages and configure i18n settings |
| src/pages/ja/**/*.astro | Added availableLanguages prop to Japanese documentation pages |
| src/pages/en/**/*.astro | Added availableLanguages prop to English documentation pages |
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Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
ogwata
approved these changes
Feb 2, 2026
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ogwata
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承認します。全ページでの言語リダイレクト対応とSEOタグの追加、素晴らしいです。Copilotの指摘事項も適切に修正されています。
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トップページ以外のページについても、language省略時のリダイレクトを有効化します。
http://docs.vivliostyle.org/cli/→http://docs.vivliostyle.org/ja/cli/https://docs.vivliostyle.org/viewer/vivliostyle-viewer/→https://docs.vivliostyle.org/ja/viewer/vivliostyle-viewer/また、SEO観点で適切なHTMLタグを設定します。(
<link rel="canonical">,<link rel="sitemap">)