chore(docs): зафиксировать границу доверия скорости после пропусков

docs/ux-ui/acceptance/traffic-gap-baseline-2026-10-12.json

@@ -0,0 +1,34 @@
+{
+  "date": "2026-10-12",
+  "block": "12.5.185",
+  "status": "Baseline only; current-rate interval confidence is not accepted",
+  "cases": [
+    {
+      "intervalMs": 30000,
+      "averageRxMbps": 0.2796202666666667,
+      "currentMask": true,
+      "accountedBytes": 1048576
+    },
+    {
+      "intervalMs": 90000,
+      "averageRxMbps": 0.09320675555555556,
+      "currentMask": true,
+      "accountedBytes": 1048576
+    },
+    {
+      "intervalMs": 3600000,
+      "averageRxMbps": 0.002330168888888889,
+      "currentMask": true,
+      "accountedBytes": 1048576
+    },
+    {
+      "intervalMs": 86400000,
+      "averageRxMbps": 0.00009709037037037037,
+      "currentMask": true,
+      "accountedBytes": 1048576
+    }
+  ],
+  "interpretation": "Counter difference over a long gap is an interval average, not an instantaneous measurement. DTO current mask currently has no interval confidence bound.",
+  "writes": 0,
+  "nativeCommands": 0
+}