chore(test): подготовить безопасную проверку тестового S3

docs/ux-ui/acceptance/s3-guard-preflight-2026-10-14.json

@@ -0,0 +1,64 @@
+{
+  "date": "2026-10-14",
+  "block": "12.5.228",
+  "scope": "Local safety guards and dry-run only; no credentials/endpoints supplied by user yet",
+  "checks": [
+    {
+      "case": "dry-run",
+      "expectedOutcomeVerified": true,
+      "credentialMarkersAbsent": true
+    },
+    {
+      "case": "http",
+      "expectedOutcomeVerified": true,
+      "credentialMarkersAbsent": true
+    },
+    {
+      "case": "credentials-in-url",
+      "expectedOutcomeVerified": true,
+      "credentialMarkersAbsent": true
+    },
+    {
+      "case": "query-in-url",
+      "expectedOutcomeVerified": true,
+      "credentialMarkersAbsent": true
+    },
+    {
+      "case": "invalid-url",
+      "expectedOutcomeVerified": true,
+      "credentialMarkersAbsent": true
+    },
+    {
+      "case": "missing-scope",
+      "expectedOutcomeVerified": true,
+      "credentialMarkersAbsent": true
+    },
+    {
+      "case": "missing-bucket",
+      "expectedOutcomeVerified": true,
+      "credentialMarkersAbsent": true
+    },
+    {
+      "case": "missing-credentials",
+      "expectedOutcomeVerified": true,
+      "credentialMarkersAbsent": true
+    },
+    {
+      "case": "missing-region",
+      "expectedOutcomeVerified": true,
+      "credentialMarkersAbsent": true
+    },
+    {
+      "case": "invalid-path-style",
+      "expectedOutcomeVerified": true,
+      "credentialMarkersAbsent": true
+    },
+    {
+      "case": "missing-live-confirmation",
+      "expectedOutcomeVerified": true,
+      "credentialMarkersAbsent": true
+    }
+  ],
+  "networkRequests": 0,
+  "realS3Accepted": false
+}