feat: add responsive tests for Option Settings and Split Panel

- Implemented responsive testing scripts for Option Settings and ResponsiveSplitPanel components.
- Added tests to verify layout behavior across various screen sizes (desktop, tablet, mobile).
- Generated screenshots and reports for visual validation of responsive designs.

Made-with: Cursor

frontend/components/v2/config-panels/V2AggregationWidgetConfigPanel.tsx

@@ -679,7 +679,7 @@ export const V2AggregationWidgetConfigPanel: React.FC<V2AggregationWidgetConfigP
                 <p className="text-xs text-muted-foreground">위의 추가 버튼으로 항목을 만들어보세요</p>
               </div>
             ) : (
-              <div className="max-h-[300px] space-y-1.5 overflow-y-auto">
+              <div className="space-y-1.5">
                 {(config.items || []).map((item, index) => (
                   <div key={item.id} className="rounded-md border">
                     <button
@@ -861,7 +861,7 @@ export const V2AggregationWidgetConfigPanel: React.FC<V2AggregationWidgetConfigP
                   <p className="text-xs text-muted-foreground">필터 없음 - 전체 데이터를 집계합니다</p>
                 </div>
               ) : (
-                <div className="max-h-[250px] space-y-2 overflow-y-auto">
+                <div className="space-y-2">
                   {(config.filters || []).map((filter, index) => (
                     <div
                       key={filter.id}