traffic: expose runtime appmarks items + show in gui

selective-vpn-gui/api_client.py

@@ -138,6 +138,21 @@ class TrafficAppMarksResult:
     timeout_sec: int = 0
 
 
+@dataclass(frozen=True)
+class TrafficAppMarkItem:
+    id: int
+    target: str  # vpn|direct
+    cgroup: str
+    cgroup_rel: str
+    level: int
+    unit: str
+    command: str
+    app_key: str
+    added_at: str
+    expires_at: str
+    remaining_sec: int
+
+
 @dataclass(frozen=True)
 class TrafficAppProfile:
     id: str
@@ -839,6 +854,43 @@ class ApiClient:
             message=str(data.get("message") or ""),
         )
 
+    def traffic_appmarks_items(self) -> List[TrafficAppMarkItem]:
+        data = cast(
+            Dict[str, Any],
+            self._json(self._request("GET", "/api/v1/traffic/appmarks/items")) or {},
+        )
+        raw = data.get("items") or []
+        if not isinstance(raw, list):
+            raw = []
+
+        out: List[TrafficAppMarkItem] = []
+        for it in raw:
+            if not isinstance(it, dict):
+                continue
+            try:
+                mid = int(it.get("id", 0) or 0)
+            except Exception:
+                mid = 0
+            tgt = str(it.get("target") or "").strip().lower()
+            if mid <= 0 or tgt not in ("vpn", "direct"):
+                continue
+            out.append(
+                TrafficAppMarkItem(
+                    id=mid,
+                    target=tgt,
+                    cgroup=str(it.get("cgroup") or "").strip(),
+                    cgroup_rel=str(it.get("cgroup_rel") or "").strip(),
+                    level=int(it.get("level", 0) or 0),
+                    unit=str(it.get("unit") or "").strip(),
+                    command=str(it.get("command") or "").strip(),
+                    app_key=str(it.get("app_key") or "").strip(),
+                    added_at=str(it.get("added_at") or "").strip(),
+                    expires_at=str(it.get("expires_at") or "").strip(),
+                    remaining_sec=int(it.get("remaining_sec", 0) or 0),
+                )
+            )
+        return out
+
     def traffic_appmarks_apply(
         self,
         *,