ui: show backend traffic audit in dialog log

selective-vpn-gui/api_client.py

@@ -173,6 +173,15 @@ class TrafficAppProfileSaveResult:
     profile: Optional[TrafficAppProfile] = None
 
 
+@dataclass(frozen=True)
+class TrafficAudit:
+    ok: bool
+    message: str
+    now: str
+    pretty: str
+    issues: List[str]
+
+
 
 @dataclass(frozen=True)
 class TrafficCandidateSubnet:
@@ -1041,6 +1050,22 @@ class ApiClient:
             stderr="",
         )
 
+    def traffic_audit_get(self) -> TrafficAudit:
+        data = cast(
+            Dict[str, Any],
+            self._json(self._request("GET", "/api/v1/traffic/audit")) or {},
+        )
+        raw_issues = data.get("issues") or []
+        if not isinstance(raw_issues, list):
+            raw_issues = []
+        return TrafficAudit(
+            ok=bool(data.get("ok", False)),
+            message=strip_ansi(str(data.get("message") or "").strip()),
+            now=str(data.get("now") or "").strip(),
+            pretty=strip_ansi(str(data.get("pretty") or "").strip()),
+            issues=[strip_ansi(str(x)).strip() for x in raw_issues if str(x).strip()],
+        )
+
     # DNS / SmartDNS
     def dns_upstreams_get(self) -> DnsUpstreams:
         data = cast(Dict[str, Any], self._json(self._request("GET", "/api/v1/dns-upstreams")) or {})

selective-vpn-gui/dashboard_controller.py

@@ -37,6 +37,7 @@ from api_client import (
     TrafficAppMarkItem,
     TrafficAppProfile,
     TrafficAppProfileSaveResult,
+    TrafficAudit,
     TrafficInterfaces,
     TrafficModeStatus,
     TraceDump,
@@ -767,6 +768,9 @@ class DashboardController:
     def traffic_app_profile_delete(self, id: str) -> CmdResult:
         return self.client.traffic_app_profile_delete(id)
 
+    def traffic_audit(self) -> TrafficAudit:
+        return self.client.traffic_audit_get()
+
     def routes_nft_progress_from_event(self, ev: Event) -> RoutesNftProgressView:
         """
         Превращает Event(kind='routes_nft_progress') в удобную модель

selective-vpn-gui/traffic_mode_dialog.py

@@ -580,6 +580,16 @@ RU: Восстанавливает маршруты/nft из последнег
         self.txt_app.setReadOnly(True)
         tab_log = QWidget()
         tab_log_layout = QVBoxLayout(tab_log)
+        row_log = QHBoxLayout()
+        self.btn_app_audit = QPushButton("Run audit")
+        self.btn_app_audit.setToolTip(
+            "EN: Runs backend traffic audit (duplicates + nft consistency) and prints it here.\n"
+            "RU: Запускает backend-аудит трафика (дубли + nft консистентность) и печатает сюда."
+        )
+        self.btn_app_audit.clicked.connect(self.on_app_audit)
+        row_log.addWidget(self.btn_app_audit)
+        row_log.addStretch(1)
+        tab_log_layout.addLayout(row_log)
         tab_log_layout.addWidget(self.txt_app, stretch=1)
         self.apps_tabs.addTab(tab_log, "Log")
 
@@ -1742,6 +1752,22 @@ RU: Применяет policy-rules и проверяет health. При оши
 
         self._safe(work, title="App picker error")
 
+    def on_app_audit(self) -> None:
+        def work() -> None:
+            audit = self.ctrl.traffic_audit()
+            pretty = (getattr(audit, "pretty", "") or "").strip()
+            if not pretty:
+                pretty = f"ok={getattr(audit, 'ok', False)} message={getattr(audit, 'message', '')}"
+            self._append_app_log("[audit]\n" + pretty)
+            issues = list(getattr(audit, "issues", []) or [])
+            ok = bool(getattr(audit, "ok", False)) and len(issues) == 0
+            if issues:
+                self._set_action_status(f"Audit: issues={len(issues)}", ok=False)
+            else:
+                self._set_action_status("Audit: OK", ok=True)
+
+        self._safe(work, title="Traffic audit error")
+
     def _run_systemd_unit(self, cmdline: str, *, unit: str) -> tuple[str, str]:
         args = shlex.split(cmdline or "")
         if not args: