improvement: all demo bugs fixed. give me more baby.

frontend/src/lib/api/cases.ts

@@ -2,7 +2,6 @@ import { apiClient } from './client';
 import type {
   CasesFilterOptions,
   LabCaseDetail,
-  LabCaseTask,
   ListLabCasesParams,
   PaginatedLabCases,
 } from '@/types/cases';
@@ -25,12 +24,11 @@ export const casesApi = {
     return response.data;
   },
 
-  setTaskImportant: async (
+  setCaseImportant: async (
     caseId: string,
-    taskId: string,
     isImportant: boolean,
-  ): Promise<{ success: boolean; data: LabCaseTask }> => {
-    const response = await apiClient.patch(`/cases/${caseId}/tasks/${taskId}`, { isImportant });
+  ): Promise<{ success: boolean; data: LabCaseDetail }> => {
+    const response = await apiClient.patch(`/cases/${caseId}/important`, { isImportant });
     return response.data;
   },