fix(alerts): не подтверждать события устаревшими GRE BGP снимками

docs/ux-ui/acceptance/collector-freshness-sql-2026-10-12.json

@@ -0,0 +1,21 @@
+{
+  "date": "2026-10-12",
+  "block": "12.5.167",
+  "name": "mm_accept_166_1791781079670",
+  "created": true,
+  "tests": [
+    {
+      "command": "npm --prefix backend run test:alert-engine",
+      "passed": true,
+      "profileCount": 1,
+      "durationMs": 31154,
+      "ownedHistorySqlRows": 8,
+      "sqlConfirmStabilityPassed": true,
+      "postgresUnavailableSkip": false,
+      "networkDisabledSqlNotRun": true
+    }
+  ],
+  "databaseRemoved": true,
+  "mainServerStaticUnchanged": true,
+  "passed": true
+}