June 14, 2026

• Restructured monorepo: moved app code/astro01/ → code/apps/astro01/
• Expanded workspace: code/* → code/apps/* + code/packages/*
• Upgraded wrangler ^4.93.0 → ^4.100.0

May 28, 2026

• Redesigned default theme palette: blood red → warm coral (oklch, hue ≈ 20)
• Converted default.css all hex colors → oklch color space
• Added --shadow and --shadow-accent design tokens for geometric pop shadows
• Tokenized Masonry layout hardcoded bg/shadow colors → CSS var tokens
• Tokenized Bento layout hardcoded rgba shadow colors → CSS var tokens
• Updated confetti colors to match warm coral palette
• Fixed WCAG AA contrast ratios: light primary (L 0.62→0.55), light tertiary (L 0.68→0.57), dark secondary (chroma 0.08→0.12)
• Fixed Bento contrast: quote author text-primary → text-on-surface, removed opacity-80 on secondary text
• PageScore Accessibility: 92 → 100

May 23, 2026

• Upgraded Astro 5 → 6 (astro@^6.3.6)
• Upgraded @astrojs/mdx 4 → 5, @astrojs/preact 4 → 5, Vite 6 → 7, Vitest 3 → 4
• Migrated content config to Astro 6 format (src/content.config.ts with glob loader)
• Removed @vite-pwa/astro (incompatible with Astro 6)
• Removed workbox-window and PWA-related code

May 19, 2026

• Replaced back button with breadcrumb navigation (Breadcrumb.tsx)
• Extracted reusable Breadcrumb Preact component for server-rendered pages
• Added breadcrumb to Markdown layout and posts index page
• Fixed YAML syntax error in content/about/intro.md
• Fixed branch display on Cloudflare Pages (added CF_PAGES_BRANCH fallback)
• Extracted getGitInfo() server utility for centralized build info
• Added og:image fallback to logo in HeadMeta component
• Renamed favicon.svg to logo.svg for reusability
• Added og:logo meta tag; separated from og:image (page-specific only)
• Generated default OG image (og-default.png, 1200×630) for social sharing
• Updated PWA includeAssets to glob pattern

May 18, 2026

• Added PWA support with service worker and manifest icons
• Added SEO meta tags (HeadMeta component) and production env config
• Updated site title and description
• Fixed Bento layout styling issue
• Added robots.txt and @astrojs/sitemap integration
• Optimized avatar image with Astro getImage() (140KB → 10KB WebP)
• Added getOptimizeImg() server utility for reusable image optimization
• Eliminated render-blocking CSS with inlineStylesheets: 'always'
• Deferred non-critical components (ThemeWatcher, Modal) to client:idle
• Fixed color contrast for WCAG AA compliance (light & dark mode --outline)
• Added logo icon and favicon
• Added spider SVG component
• Added loading component with skeleton animation
• Added home page with layout switcher
• Added theme system with style adjustments
• Updated reactive API and Preact integration
• Added version page ($info)
• Refactored file structure
• Added random quote display with getQuote() on home page
• Fixed knip unresolved imports in version.astro with /** @public-api */ tags

May 17, 2026

• Added Terminal layout (CRT green-phosphor theme)
• Added Masonry layout (card-based, angled shadows)
• Layout switcher with localStorage persistence

May 17, 2026

• Material Design 3 color tokens
• Brutalist design language with heavy shadows
• Dark mode support with system preference detection

April 02, 2026

• Astro 5 + Preact + Tailwind CSS 4 setup
• RxJS FRP architecture for reactive state
• Content collections for posts
• UnoCSS Iconify integration