fix(ipsec): сохранять общий сертификат при удалении identity

docs/ux-ui/acceptance/browser-ipsec-keepcert-2026-10-10.json

@@ -0,0 +1,51 @@
+{
+  "date": "2026-10-10",
+  "runtime": {
+    "backend": "ux-refs114",
+    "frontend": "ux-keepcert115"
+  },
+  "httpMocks": false,
+  "cases": [
+    {
+      "theme": "dark",
+      "width": 1280,
+      "sharedCertificateUncheckedAndDisabled": true,
+      "scopeExplained": true,
+      "noDialogOverflow": true,
+      "confirmedDelete": false
+    },
+    {
+      "theme": "dark",
+      "width": 320,
+      "sharedCertificateUncheckedAndDisabled": true,
+      "scopeExplained": true,
+      "noDialogOverflow": true,
+      "confirmedDelete": false
+    },
+    {
+      "theme": "light",
+      "width": 1280,
+      "sharedCertificateUncheckedAndDisabled": true,
+      "scopeExplained": true,
+      "noDialogOverflow": true,
+      "confirmedDelete": false
+    },
+    {
+      "theme": "light",
+      "width": 320,
+      "sharedCertificateUncheckedAndDisabled": true,
+      "scopeExplained": true,
+      "noDialogOverflow": true,
+      "confirmedDelete": true
+    }
+  ],
+  "pageErrors": [],
+  "applicationWrites": [
+    {
+      "method": "DELETE",
+      "path": "/api/ipsec/users/1/identity%3A*B",
+      "query": "?removeCertificate=false"
+    }
+  ],
+  "scope": "Four real confirmation dialogs, one mobile UI DELETE preserving shared certificate"
+}