fix(render): run code highlight on all article content

src/utils/markdown.ts

@@ -49,10 +49,12 @@ function highlightHtmlCode(html: string): string {
 }
 
 export function renderArticle(content: string): string {
+  let html: string
   if (content.trimStart().startsWith('<')) {
-    const safe = DOMPurify.sanitize(content)
-    return highlightHtmlCode(safe)
-  }
+    html = DOMPurify.sanitize(content)
+  } else {
     const rawHtml = marked.parse(content, { async: false }) as string
-  return DOMPurify.sanitize(rawHtml)
+    html = DOMPurify.sanitize(rawHtml)
+  }
+  return highlightHtmlCode(html)
 }