From e39e489ca1bfe847f9b796e7b463d9fa434987dc Mon Sep 17 00:00:00 2001
From: amaan-bhati <amaanbhati49@gmail.com>
Date: Tue, 16 Jun 2026 16:56:14 +0530
Subject: [PATCH] fix(docitem): render frontMatter.head tags so custom
 canonicals reach built HTML

Signed-off-by: amaan-bhati <amaanbhati49@gmail.com>
---
 src/theme/DocItem/index.js | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/theme/DocItem/index.js b/src/theme/DocItem/index.js
index 37371d877..9e040ed8d 100644
--- a/src/theme/DocItem/index.js
+++ b/src/theme/DocItem/index.js
@@ -237,6 +237,12 @@ export default function DocItem(props) {
             {JSON.stringify(articleSchema)}
           </script>
         )}
+        {Array.isArray(frontMatter.head) &&
+          frontMatter.head.map((headTag, i) => {
+            if (!headTag?.tag) return null;
+            const {tag: tagName, attrs = {}} = headTag;
+            return React.createElement(tagName, {key: i, ...attrs});
+          })}
       </Head>
       <div className="row">
         <div