fix(gre): сохранять и восстанавливать статические IPv6 адреса

docs/ux-ui/acceptance/gre-ipv6-initial-api-2026-10-11.json

@@ -0,0 +1,28 @@
+{
+  "date": "2026-10-11",
+  "block": "12.5.151",
+  "name": "mm-gre151-1791729010604",
+  "cases": [
+    {
+      "method": "POST",
+      "path": "/gre/tunnels",
+      "status": 201
+    },
+    {
+      "method": "GET",
+      "path": "/gre/revisions?serverId=1",
+      "status": 200
+    },
+    {
+      "method": "POST",
+      "path": "/gre/tunnels",
+      "status": 201
+    },
+    {
+      "method": "GET",
+      "path": "/gre/revisions?serverId=2",
+      "status": 200
+    }
+  ],
+  "pings": []
+}