fix(uptime): отличать ошибки опроса от измеренных потерь Ping

docs/ux-ui/acceptance/ping-measurement-deployed-2026-10-12.json

@@ -0,0 +1,29 @@
+{
+  "date": "2026-10-12",
+  "block": "12.5.173",
+  "runtime": {
+    "backend": "ux-ping173",
+    "frontend": "ux-ping173"
+  },
+  "cases": [
+    {
+      "width": 1440,
+      "overview200": true,
+      "unknownFilterPresent": true,
+      "pageErrors": 0,
+      "noOverflow": true
+    },
+    {
+      "width": 320,
+      "overview200": true,
+      "unknownFilterPresent": true,
+      "pageErrors": 0,
+      "noOverflow": true
+    }
+  ],
+  "bounds": [
+    "Actual empty configured probe catalog; positive/error UI proven by API-path fixtures and own HTTP/SQL",
+    "Real CHR parser checked separately by readonly native Ping, not by empty production catalog",
+    "No config/password/message writes during this read-only browser smoke"
+  ]
+}

docs/ux-ui/acceptance/ping-measurement-interop-2026-10-12.json

@@ -0,0 +1,9 @@
+{
+  "date": "2026-10-12",
+  "block": "12.5.173",
+  "newFrontend": "ux-ping173",
+  "oldBackend": "ux-history172",
+  "readerAccepted": true,
+  "probeCount": 0,
+  "bound": "Actual empty configured catalog; nonempty old valid payloads separately covered by unit/UI fixtures"
+}

docs/ux-ui/acceptance/ping-measurement-native-2026-10-12.json

@@ -0,0 +1,107 @@
+{
+  "date": "2026-10-12",
+  "block": "12.5.173",
+  "version": "1.0.0-test.ping173",
+  "readOnlyDatabase": true,
+  "cases": [
+    {
+      "sourceId": 1,
+      "target": "104.165.244.7",
+      "requestAccepted": true,
+      "measured": true,
+      "status": "up",
+      "rttMs": 53,
+      "lossPct": 0,
+      "raw": [
+        {
+          "avg-rtt": "53ms561us",
+          "host": "104.165.244.7",
+          "packet-loss": "0",
+          "received": "1",
+          "sent": "1",
+          "seq": "0",
+          "time": "53ms561us"
+        },
+        {
+          "avg-rtt": "53ms376us",
+          "host": "104.165.244.7",
+          "packet-loss": "0",
+          "received": "2",
+          "sent": "2",
+          "seq": "1",
+          "time": "53ms191us"
+        },
+        {
+          "avg-rtt": "53ms368us",
+          "host": "104.165.244.7",
+          "packet-loss": "0",
+          "received": "3",
+          "sent": "3",
+          "seq": "2",
+          "time": "53ms352us"
+        },
+        {
+          "avg-rtt": "53ms333us",
+          "host": "104.165.244.7",
+          "packet-loss": "0",
+          "received": "4",
+          "sent": "4",
+          "seq": "3",
+          "time": "53ms231us"
+        }
+      ]
+    },
+    {
+      "sourceId": 2,
+      "target": "194.226.121.150",
+      "requestAccepted": true,
+      "measured": true,
+      "status": "up",
+      "rttMs": 53,
+      "lossPct": 0,
+      "raw": [
+        {
+          "avg-rtt": "53ms593us",
+          "host": "194.226.121.150",
+          "packet-loss": "0",
+          "received": "1",
+          "sent": "1",
+          "seq": "0",
+          "time": "53ms593us"
+        },
+        {
+          "avg-rtt": "53ms373us",
+          "host": "194.226.121.150",
+          "packet-loss": "0",
+          "received": "2",
+          "sent": "2",
+          "seq": "1",
+          "time": "53ms153us"
+        },
+        {
+          "avg-rtt": "53ms349us",
+          "host": "194.226.121.150",
+          "packet-loss": "0",
+          "received": "3",
+          "sent": "3",
+          "seq": "2",
+          "time": "53ms301us"
+        },
+        {
+          "avg-rtt": "53ms364us",
+          "host": "194.226.121.150",
+          "packet-loss": "0",
+          "received": "4",
+          "sent": "4",
+          "seq": "3",
+          "time": "53ms409us"
+        }
+      ]
+    }
+  ],
+  "dbWrites": 0,
+  "routerConfigWrites": 0,
+  "messages": 0,
+  "migrationApplied": true,
+  "passed": true
+}

docs/ux-ui/acceptance/ping-measurement-runtime-2026-10-12.json

@@ -0,0 +1,30 @@
+{
+  "date": "2026-10-12",
+  "block": "12.5.173",
+  "services": {
+    "backend": {
+      "image": "mmapp-test/backend:ux-ping173",
+      "imageId": "sha256:8fe4ab84759f4d09a2dc775f91fd4266e503225ec3b6be8466d937f926ac97da",
+      "matchedVerifiedImage": true,
+      "state": "running",
+      "health": "healthy"
+    },
+    "frontend": {
+      "image": "mmapp-test/frontend:ux-ping173",
+      "imageId": "sha256:b73d9cbd1e056839fe17b66f5f2b1324cd809fbc2699b4512fcd8040cc7501f3",
+      "matchedVerifiedImage": true,
+      "state": "running",
+      "health": null
+    }
+  },
+  "rollbackTags": {
+    "MMAPP_IMAGE_TAG": "ux-targets171",
+    "BACKEND_IMAGE_TAG": "ux-history172"
+  },
+  "secretEnvCopied": false,
+  "runningContainers": [
+    "mmapp-test-backend",
+    "mmapp-test-frontend",
+    "mmapp-test-postgres"
+  ]
+}

docs/ux-ui/acceptance/ping-measurement-source-2026-10-12.json

@@ -0,0 +1,11 @@
+{
+  "date": "2026-10-12",
+  "block": "12.5.173",
+  "matched": {
+    "backend": 440,
+    "frontend": 518
+  },
+  "different": [],
+  "missing": [],
+  "sourceBase": "ca23284486ab9cade3a5d59bb41c685d5b7c9dcc"
+}

docs/ux-ui/acceptance/ping-measurement-sql-2026-10-12.json

@@ -0,0 +1,23 @@
+{
+  "date": "2026-10-12",
+  "block": "12.5.173",
+  "database": "mm_accept_166_1791801498307",
+  "scope": "ephemeral role and precreated owned database; no copied production credentials",
+  "tests": [
+    {
+      "command": "npm --prefix backend run test:alert-engine",
+      "passed": true,
+      "durationMs": 42380,
+      "ownedHistorySqlRows": 8,
+      "ownedSourceSqlCases": 26,
+      "pingMeasurementSqlCases": 8,
+      "sqlConfirmStabilityPassed": true,
+      "postgresUnavailableSkip": false
+    }
+  ],
+  "scopedRoleVerified": true,
+  "passed": true,
+  "databaseRemoved": true,
+  "roleRemoved": true,
+  "testContainerRemoved": true
+}