perf(frontend): split admin bundles and tighten data fetching

Add next/dynamic lazy loading for database, logs, and settings heavy
modules; migrate access-logs and task-executions to React Query; parallelize
login auth-sources with public config; consolidate users table tooltips;
enable lazy image decoding; and replace barrel @/lib/services imports with
direct module paths.

frontend/components/common/admin/status.tsx

@@ -11,8 +11,8 @@ import {Select, SelectContent, SelectItem, SelectTrigger, SelectValue,} from "@/
 import {Badge} from "@/components/ui/badge"
 import {Progress} from "@/components/ui/progress"
 import {Skeleton} from "@/components/ui/skeleton"
-import type {SystemStatus} from "@/lib/services"
-import services from "@/lib/services"
+import type {SystemStatus} from "@/lib/services/admin"
+import {AdminService} from "@/lib/services/admin"
 
 /**
  * 格式化数字，每3位加逗号
@@ -40,7 +40,7 @@ export function SystemStatusManager() {
   const fetchStatus = useCallback(async (isSilent = false) => {
     if (!isSilent) setWavelet(true)
     try {
-      const data = await services.admin.getSystemStatus()
+      const data = await AdminService.getSystemStatus()
 
       // 检测变化的字段用于微动画效果
       if (prevStatusRef.current) {