chore(test): проверить Selectel S3 и операции резервных копий

docs/ux-ui/acceptance/s3-application229-first.json

@@ -0,0 +1,72 @@
+{
+  "date": "2026-10-14",
+  "block": "12.5.229",
+  "scope": "Compiled backup API + owned PostgreSQL + real Selectel S3; synthetic RouterOS HTTP export fixture, no CHR contacts",
+  "prefix": "mmapp-acceptance/33808c8a-93ae-45a8-ac1a-eb7e9430e4d9",
+  "checks": [
+    {
+      "name": "empty-prefix-preflight",
+      "passed": true
+    },
+    {
+      "name": "settings-save-without-secret-disclosure",
+      "passed": true
+    },
+    {
+      "name": "real-headbucket-test-receipt",
+      "passed": true
+    },
+    {
+      "name": "async-create-both-and-request-id-no-repeat",
+      "passed": true
+    },
+    {
+      "name": "download-exact-bytes",
+      "passed": true
+    },
+    {
+      "name": "denied-credentials-test-preserves-settings",
+      "passed": true
+    },
+    {
+      "name": "download-local-fallback-during-s3-denial",
+      "passed": true
+    },
+    {
+      "name": "upload-denial-keeps-local-backup-and-error",
+      "passed": true
+    },
+    {
+      "name": "s3-only-removes-local-copy-and-downloads-remote",
+      "passed": true
+    },
+    {
+      "name": "sync-import-and-idempotent-repeat",
+      "passed": true
+    },
+    {
+      "name": "catalog-and-imported-object-download",
+      "passed": true
+    },
+    {
+      "name": "delete-catalog-and-current-remote-objects",
+      "passed": true
+    }
+  ],
+  "passed": true,
+  "cleanup": {
+    "currentObjectsRemaining": 0,
+    "catalogRowsRemaining": 0,
+    "localFilesRemaining": 0
+  },
+  "nativeChrContacts": 0,
+  "nativeRestoreCalls": 0,
+  "fixtureExportCalls": 3,
+  "completedAt": "2026-10-14T02:46:27.754Z",
+  "bounds": [
+    "Native export is HTTP fixture; no real device backup/restore or UI repeated",
+    "RBAC not repeated in this standalone injected API",
+    "S3 current-object deletion only; retained versions/retention not inspected"
+  ],
+  "ownedDatabaseAndRoleRemoved": true
+}