test(ai-toolbar): verify paste listener gating at component boundary

src/components/ai-toolbar.tsx

@@ -94,22 +94,6 @@ interface AIToolbarProps {
 	events: CalendarEvent[];
 }
 
-interface GlobalPasteCaptureGate {
-	isAuthenticated: boolean;
-	isPending: boolean;
-	canUseAi: boolean;
-	aiLoading: boolean;
-}
-
-export function shouldEnableGlobalPasteCapture({
-	isAuthenticated,
-	isPending,
-	canUseAi,
-	aiLoading,
-}: GlobalPasteCaptureGate): boolean {
-	return isAuthenticated && !isPending && canUseAi && !aiLoading;
-}
-
 // ─── Component ────────────────────────────────────────────────────────────────
 
 export const AIToolbar = ({
@@ -170,14 +154,7 @@ export const AIToolbar = ({
 	//                      focused element or OS clipboard model (X11/Wayland).
 	//                      This is the approach used by Excalidraw's actionPaste.
 	useEffect(() => {
-		if (
-			!shouldEnableGlobalPasteCapture({
-				isAuthenticated,
-				isPending,
-				canUseAi,
-				aiLoading,
-			})
-		)
+		if (!(isAuthenticated && !isPending && canUseAi && !aiLoading))
 			return;
 
 		// ── Handler 1: paste event (works when textarea is NOT focused) ───────