Rebuild website from scratch on Tailwind v4 + shadcn/ui

- Fresh Astro 5 project with Tailwind v4 and shadcn/ui olive preset
- All shadcn components installed (Card, Button, Badge, Separator, etc.)
- Homepage with hero, terminal demo, workflows, agents, sources, compute
- Full docs system with 24 markdown pages across 5 sections
- Sidebar navigation with active state highlighting
- Prose styles for markdown content using shadcn color tokens
- Dark/light theme toggle with localStorage persistence
- Shiki everforest syntax themes for code blocks
- 404 page with VT323 font
- /docs redirect to installation page
- GitHub star count fetch
- Earthy green/cream oklch color palette matching TUI theme

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

website/package.json

@@ -1,17 +1,45 @@
 {
-  "name": "feynman-website",
+  "name": "website",
   "type": "module",
   "version": "0.0.1",
   "private": true,
   "scripts": {
     "dev": "astro dev",
-    "build": "node ../scripts/sync-website-installers.mjs && astro build",
-    "preview": "astro preview"
+    "build": "astro build",
+    "preview": "astro preview",
+    "astro": "astro",
+    "lint": "eslint .",
+    "format": "prettier --write \"**/*.{ts,tsx,astro}\"",
+    "typecheck": "astro check"
   },
   "dependencies": {
-    "astro": "^5.7.0",
-    "@astrojs/tailwind": "^6.0.2",
-    "tailwindcss": "^3.4.0",
-    "sharp": "^0.33.0"
+    "@astrojs/react": "^4.4.2",
+    "@fontsource-variable/ibm-plex-sans": "^5.2.8",
+    "@tailwindcss/vite": "^4.2.1",
+    "@types/react": "^19.2.14",
+    "@types/react-dom": "^19.2.3",
+    "astro": "^5.18.1",
+    "class-variance-authority": "^0.7.1",
+    "clsx": "^2.1.1",
+    "lucide-react": "^1.6.0",
+    "radix-ui": "^1.4.3",
+    "react": "^19.2.4",
+    "react-dom": "^19.2.4",
+    "shadcn": "^4.1.0",
+    "tailwind-merge": "^3.5.0",
+    "tailwindcss": "^4.2.1",
+    "tw-animate-css": "^1.4.0"
+  },
+  "devDependencies": {
+    "@eslint/js": "^9.39.4",
+    "eslint": "^9.39.4",
+    "eslint-plugin-react-hooks": "^7.0.1",
+    "eslint-plugin-react-refresh": "^0.5.2",
+    "globals": "^16.5.0",
+    "prettier": "^3.8.1",
+    "prettier-plugin-astro": "^0.14.1",
+    "prettier-plugin-tailwindcss": "^0.7.2",
+    "typescript": "~5.9.3",
+    "typescript-eslint": "^8.57.1"
   }
 }