update

src/components/note/mentions/hashtag.tsx

@@ -1,7 +1,7 @@
 export function Hashtag({ tag }: { tag: string }) {
 	return (
 		<span className="leading-normal cursor-default text-blue-500 hover:text-blue-600 font-normal">
-			{tag}
+			{tag.includes("#") ? tag : `#${tag}`}
 		</span>
 	);
 }