feat: add markdown viewer and refine reading tools and sidebar

Author: Extransload

astro.config.mjs

@@ -6,6 +6,11 @@ import remarkCallouts from './src/shared/markdown/remark-callouts.js';
 export default defineConfig({
   site: 'https://itsdangerous.github.io',
   base: '/',
+  vite: {
+    optimizeDeps: {
+      exclude: ['shiki', '@shikijs/engine-oniguruma', '@shikijs/langs'],
+    },
+  },
   integrations: [sitemap()],
   markdown: {
     remarkPlugins: [remarkDirective, remarkCallouts],

package-lock.json

@@ -14,7 +14,17 @@
     "@astrojs/rss": "^4.0.19",
     "@astrojs/sitemap": "^3.7.4",
     "astro": "^5.18.2",
-    "remark-directive": "^4.0.0"
+    "dompurify": "^3.4.15",
+    "rehype-raw": "^7.0.0",
+    "rehype-stringify": "^10.0.1",
+    "remark-directive": "^4.0.0",
+    "remark-frontmatter": "^5.0.0",
+    "remark-gfm": "^4.0.1",
+    "remark-parse": "^11.0.0",
+    "remark-rehype": "^11.1.2",
+    "remark-smartypants": "^3.0.3",
+    "shiki": "^3.23.0",
+    "unified": "^11.0.5"
   },
   "devDependencies": {
     "@pagefind/default-ui": "^1.5.2",