feat: add snapshots cache key and query atom

surfsense_web/atoms/snapshots/snapshots-query.atoms.ts

@@ -0,0 +1,22 @@
+import { atomWithQuery } from "jotai-tanstack-query";
+import { activeSearchSpaceIdAtom } from "@/atoms/search-spaces/search-space-query.atoms";
+import { chatThreadsApiService } from "@/lib/apis/chat-threads-api.service";
+import { cacheKeys } from "@/lib/query-client/cache-keys";
+
+export const searchSpaceSnapshotsAtom = atomWithQuery((get) => {
+	const searchSpaceId = get(activeSearchSpaceIdAtom);
+
+	return {
+		queryKey: cacheKeys.snapshots.bySearchSpace(Number(searchSpaceId) || 0),
+		enabled: !!searchSpaceId,
+		staleTime: 5 * 60 * 1000,
+		queryFn: async () => {
+			if (!searchSpaceId) {
+				return { snapshots: [] };
+			}
+			return chatThreadsApiService.listSearchSpaceSnapshots({
+				search_space_id: Number(searchSpaceId),
+			});
+		},
+	};
+});