fix(frontend): 移除运行时演示数据并接入真实后端状态

frontend/src/services/indexService.ts

@@ -5,10 +5,8 @@ function toIndexStatus(status: ApiIndexStatus): IndexStatus {
   return {
     status: status.status === 'idle' ? 'idle' : status.status === 'failed' ? 'error' : 'indexing',
     pending_jobs: status.pending_jobs,
-    total_notes: 0,
-    total_blocks: 0,
-    fts_enabled: true,
-    vector_enabled: true,
+    total_notes: status.total_notes ?? null,
+    total_blocks: status.total_blocks ?? null,
     last_indexed_at: status.last_completed_at ?? undefined,
     error: status.error_message ?? undefined,
   }
@@ -26,15 +24,3 @@ export async function rebuildIndex(scope: 'full' | 'fts' | 'vector' = 'full'): P
 export async function getIndexJob(jobId: string): Promise<ApiIndexJob> {
   return apiClient.get(`/api/index/jobs/${jobId}`)
 }
-
-export const mockIndexStatus: IndexStatus = {
-  status: 'idle',
-  pending_jobs: 0,
-  total_notes: 42,
-  total_blocks: 318,
-  fts_enabled: true,
-  vector_enabled: true,
-  embedding_model: 'bge-m3',
-  reranker_model: 'bge-reranker-base',
-  last_indexed_at: new Date().toISOString(),
-}