添加 Markdown 渲染

src/pages/blogs/[blog_id].astro

@@ -0,0 +1,23 @@
+---
+import { getBlog } from '../../lib/apis/legacy/blog'
+import BaseLayout from '../../layout/BaseLayout.astro'
+import { renderMarkdown } from '../../lib/markdown'
+
+export const prerender = false
+
+const { blog_id } = Astro.params
+const blog_id_num = parseInt(blog_id)
+
+if (isNaN(blog_id_num) || blog_id_num < 0) {
+  return Astro.redirect('/404')
+}
+
+const blogData = await getBlog(blog_id_num)
+if (blogData === null) {
+  return Astro.redirect('/404')
+}
+
+const blogRendered = await renderMarkdown(blogData.content)
+---
+
+<BaseLayout set:html={blogRendered} />