From f39aa04e9a408b361878114b1bbe2ba422795d8a Mon Sep 17 00:00:00 2001
From: Codex Night Worker <codex-night@localhost>
Date: Thu, 12 Nov 2026 19:36:05 +0900
Subject: [PATCH] AI: address issue #448

---
 frontend/src/components/DraggableDroppableTagRow.tsx | 2 +-
 frontend/src/components/TagSidebar.tsx               | 5 +++--
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/frontend/src/components/DraggableDroppableTagRow.tsx b/frontend/src/components/DraggableDroppableTagRow.tsx
index 7c74006..4cc2751 100644
--- a/frontend/src/components/DraggableDroppableTagRow.tsx
+++ b/frontend/src/components/DraggableDroppableTagRow.tsx
@@ -137,7 +137,7 @@ const DraggableDroppableTagRow: FC<Props> = ({
 		transition={{ layout: layoutTransition }}
 		layoutId={animationMode === 'off'
 		    ? undefined
-		    : `tag-${ sp ? 'sp-' : '' }${ tag.id }`}>
+		    : `tag-${ sp ? 'sp-' : '' }${ tag.category }-${ tag.id }`}>
 	      <TagLink tag={tag} nestLevel={nestLevel}/>
 	    </motion.div>)}
       </div>)
diff --git a/frontend/src/components/TagSidebar.tsx b/frontend/src/components/TagSidebar.tsx
index 26f21ab..8344881 100644
--- a/frontend/src/components/TagSidebar.tsx
+++ b/frontend/src/components/TagSidebar.tsx
@@ -84,7 +84,8 @@ const TagSidebar: FC<Props> = ({ posts, onClick }) => {
 	<ul>
 	  {CATEGORIES.flatMap (cat => cat in tags ? (
 	      tags[cat].map (tag => (
-		  <li key={tag.id} className="mb-1 min-w-0 max-w-full overflow-hidden">
+		  <li key={`${ cat }-${ tag.id }`}
+		      className="mb-1 min-w-0 max-w-full overflow-hidden">
 		    {animationsOff
 		     ? (
 			 <div className="flex min-w-0 max-w-full items-baseline overflow-hidden">
@@ -94,7 +95,7 @@ const TagSidebar: FC<Props> = ({ posts, onClick }) => {
 			 <motion.div
 			     className="flex min-w-0 max-w-full items-baseline overflow-hidden"
 			     transition={{ layout: layoutTransition }}
-			     layoutId={`tag-${ tag.id }`}>
+			     layoutId={`tag-${ cat }-${ tag.id }`}>
 			   <TagLink tag={tag} onClick={onClick}/>
 			 </motion.div>)}
 		  </li>))) : [])}