feat(admin): 관리자 대시보드와 미디어 자산 UI를 추가

src/widgets/control-center-sheet/ui/ControlCenterSheetWidget.tsx

@@ -5,7 +5,8 @@ import type { PlanTier } from '@/entities/plan';
 import {
   PRO_FEATURE_CARDS,
 } from '@/entities/plan';
-import { getSceneCardBackgroundStyle, type SceneTheme } from '@/entities/scene';
+import type { SceneTheme } from '@/entities/scene';
+import { getSceneCardBackgroundStyle, type SceneAssetMap } from '@/entities/media';
 import { SOUND_PRESETS, type TimerPreset } from '@/entities/session';
 import { cn } from '@/shared/lib/cn';
 import { useReducedMotion } from '@/shared/lib/useReducedMotion';
@@ -14,6 +15,7 @@ import { Toggle } from '@/shared/ui';
 interface ControlCenterSheetWidgetProps {
   plan: PlanTier;
   scenes: SceneTheme[];
+  sceneAssetMap?: SceneAssetMap;
   selectedSceneId: string;
   selectedTimerLabel: string;
   selectedSoundPresetId: string;
@@ -41,6 +43,7 @@ const SectionTitle = ({ title, description }: { title: string; description: stri
 export const ControlCenterSheetWidget = ({
   plan,
   scenes,
+  sceneAssetMap,
   selectedSceneId,
   selectedTimerLabel,
   selectedSoundPresetId,
@@ -95,13 +98,17 @@ export const ControlCenterSheetWidget = ({
                   reducedMotion ? '' : 'hover:-translate-y-0.5',
                   selected ? 'border-sky-200/44 shadow-[0_8px_16px_rgba(56,189,248,0.18)]' : 'border-white/16',
                 )}
-                >
-                  <div aria-hidden className="absolute inset-0 bg-cover bg-center" style={getSceneCardBackgroundStyle(scene)} />
+              >
+                <div
+                  aria-hidden
+                  className="absolute inset-0 bg-cover bg-center"
+                  style={getSceneCardBackgroundStyle(scene, sceneAssetMap?.[scene.id])}
+                />
                   <div aria-hidden className="absolute inset-0 bg-gradient-to-t from-black/56 via-black/18 to-black/6" />
                   <div className="absolute inset-x-2 bottom-2 min-w-0">
                     <p className="truncate text-sm font-medium text-white/90">{scene.name}</p>
                     <p className="truncate text-[11px] text-white/66">{scene.vibeLabel}</p>
-                </div>
+                  </div>
               </button>
             );
           })}