feat(monitor/frontend): useSnapshot hook (single bootstrap, no refetch)

PROJECTS/advanced/monitor-the-situation-dashboard/frontend/src/api/snapshot.ts

@@ -0,0 +1,21 @@
+// ©AngelaMos | 2026
+// snapshot.ts
+
+import { useQuery } from '@tanstack/react-query'
+import { apiClient } from '@/core/api'
+
+export type Snapshot = Record<string, unknown>
+
+export const SNAPSHOT_KEY = ['snapshot'] as const
+
+export function useSnapshot() {
+  return useQuery({
+    queryKey: SNAPSHOT_KEY,
+    queryFn: async (): Promise<Snapshot> => {
+      const res = await apiClient.get<Snapshot>('/v1/snapshot')
+      return res.data
+    },
+    staleTime: Number.POSITIVE_INFINITY,
+    gcTime: Number.POSITIVE_INFINITY,
+  })
+}