syui 2cd1a62e5d Fix SPA routing for GitHub Pages deployment ...

- Update 404.html with React content instead of Vue
- Add automatic 404.html copy to build script
- Fix URL typo in og:url meta tag
- Ensure client-side routing works for user pages

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

2025-07-18 15:26:05 +09:00

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settings.local.json

Fix SPA routing for GitHub Pages deployment

2025-07-18 15:26:05 +09:00