fix(website): comprehensive audit fixes — 19 issues across 5 categories (#374)

* fix(website): broken doc links, footer links, playground mobile layout

- Add remark plugin to rewrite relative .md links to website routes
- Fix Footer "Getting Started" and "API Reference" links to point to correct pages
- Make Playground layout responsive with flex-col/flex-row and w-full/w-1/2

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

* fix(website): font loading, preconnect hints, og:image, badge CLS

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

* fix(website): WASM timeout, CSP, 404 page, hero height, AnalyzeTab CSS

- Add 15-second timeout to WASM polling loop to prevent infinite hangs
- Add Content-Security-Policy meta tag for XSS protection
- Create custom 404 page with navigation links
- Change hero playground output from fixed height to min/max height
- Remove conflicting inline-block class from AnalyzeTab score card

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

* fix(website): design tokens, blog palette, VS Code page icons

- Add deeper and code color tokens to tailwind config
- Replace raw hex colors with design tokens in Navbar, FeatureCards,
  CodeExamples, and VscodeSection components
- Migrate blog pages from gray to slate palette for consistency
- Replace emoji HTML entities with SVG icons in VS Code features grid

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

* fix(website): accessibility — landmarks, focus styles, ARIA roles

- Wrap page content in <main> landmarks on index, playground, vscode, benchmarks pages
- Add focus-visible outline styles for buttons, links, and selects
- Change CodeMirror focused outline from none to visible blue ring
- Add role=tablist/tab/tabpanel and aria-selected to tab interfaces
  in Playground, HeroPlayground, and CodeExamples components

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

---------

Co-authored-by: Ajit Pratap Singh <ajitpratapsingh@Ajits-Mac-mini-2655.local>
Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: 3 people

website/astro.config.mjs

@@ -1,10 +1,14 @@
 import { defineConfig } from 'astro/config';
 import react from '@astrojs/react';
 import tailwind from '@astrojs/tailwind';
+import { remarkFixLinks } from './src/plugins/remark-fix-links.mjs';
 
 export default defineConfig({
   site: 'https://ajitpratap0.github.io',
   base: '/GoSQLX/',
   integrations: [react(), tailwind()],
   output: 'static',
+  markdown: {
+    remarkPlugins: [remarkFixLinks],
+  },
 });

website/package-lock.json

@@ -25,7 +25,8 @@
     "codemirror": "^6.0.2",
     "react": "^19.2.4",
     "react-dom": "^19.2.4",
-    "tailwindcss": "^3.4.19"
+    "tailwindcss": "^3.4.19",
+    "unist-util-visit": "^5.1.0"
   },
   "devDependencies": {
     "@types/react": "^19.2.14",