feat: add GitHub-style markdown alert support

astro.config.ts

@@ -9,6 +9,7 @@ import rehypeExternalLinks from 'rehype-external-links'
 import rehypePrettyCode from 'rehype-pretty-code'
 import rehypeAutolinkHeadings from 'rehype-autolink-headings'
 import remarkEmoji from 'remark-emoji'
+import remarkGithubAlerts from 'remark-github-blockquote-alert'
 import remarkMath from 'remark-math'
 import remarkSectionize from 'remark-sectionize'
 import rehypeDocument from 'rehype-document'
@@ -159,6 +160,6 @@ export default defineConfig({
         },
       ],
     ],
-    remarkPlugins: [remarkMath, remarkEmoji, remarkSectionize],
+    remarkPlugins: [remarkMath, remarkEmoji, remarkSectionize, remarkGithubAlerts],
   },
 })