fix: 조건부 컨테이너 API 임포트 경로 수정

- screenManagementApi → screenApi로 변경
- @/lib/api/screenManagement → @/lib/api/screen
- screenApi.getScreens() 사용하여 화면 목록 조회
- ScreenDefinition 타입에 맞게 필드명 수정 (id → screenId)

frontend/lib/registry/components/conditional-container/ConditionalContainerConfigPanel.tsx

@@ -14,7 +14,7 @@ import {
 } from "@/components/ui/select";
 import { Plus, Trash2, GripVertical, Loader2 } from "lucide-react";
 import { ConditionalContainerConfig, ConditionalSection } from "./types";
-import { screenManagementApi } from "@/lib/api/screenManagement";
+import { screenApi } from "@/lib/api/screen";
 
 interface ConditionalContainerConfigPanelProps {
   config: ConditionalContainerConfig;
@@ -43,8 +43,8 @@ export function ConditionalContainerConfigPanel({
     const loadScreens = async () => {
       setScreensLoading(true);
       try {
-        const response = await screenManagementApi.getScreenList();
-        if (response.success && response.data) {
+        const response = await screenApi.getScreens({ page: 1, size: 1000 });
+        if (response.data) {
           setScreens(response.data);
         }
       } catch (error) {
@@ -226,7 +226,7 @@ export function ConditionalContainerConfigPanel({
                         onValueChange={(value) => {
                           const screenId = value ? parseInt(value) : null;
                           const selectedScreen = screens.find(
-                            (s) => s.id === screenId
+                            (s) => s.screenId === screenId
                           );
                           updateSection(section.id, {
                             screenId,
@@ -241,8 +241,8 @@ export function ConditionalContainerConfigPanel({
                           <SelectItem value="">선택 안 함</SelectItem>
                           {screens.map((screen) => (
                             <SelectItem
-                              key={screen.id}
-                              value={screen.id.toString()}
+                              key={screen.screenId}
+                              value={screen.screenId.toString()}
                             >
                               {screen.screenName}
                               {screen.description && (