fix(backups): получать нативный экспорт и проверить восстановление из S3

docs/ux-ui/acceptance/native-export230.json

@@ -0,0 +1,24 @@
+{
+  "date": "2026-10-14",
+  "block": "12.5.230",
+  "devices": [
+    {
+      "host": "194.226.121.150",
+      "passed": true,
+      "bytes": 917,
+      "sha256": "994c5f06cfc65feb55ecc7e98548d47438fa1abede1e18b189d0a17ca6fd3990",
+      "native": true,
+      "filesBaselineMatched": true
+    },
+    {
+      "host": "104.165.244.7",
+      "passed": true,
+      "bytes": 782,
+      "sha256": "43b7fbfd82651da91bd92d8e2c8140d727db7069338080aebb0803bc3782d375",
+      "native": true,
+      "filesBaselineMatched": true
+    }
+  ],
+  "configurationWrites": 0,
+  "passed": true
+}