fix(ai-toolbar): keep textarea paste on component path

src/components/ai-toolbar.tsx

@@ -241,6 +241,8 @@ export const AIToolbar = ({
 		// Mark that the synchronous paste event handled images so keydown
 		// doesn't double-fire
 		const handlePasteHandled = (e: ClipboardEvent) => {
+			if (isEditableTarget(e.target)) return;
+
 			const images = extractAllImagesFromClipboard(e.clipboardData ?? null);
 			if (images.length > 0) pasteHandledByEvent = true;
 		};