Add context isolation Web UI dashboard model

active-runtime/app/agent_context_dashboard.py

@@ -0,0 +1,47 @@
+"""Web UI model for context isolation visibility."""
+
+from __future__ import annotations
+
+from typing import Any
+
+
+class AgentContextDashboard:
+    def overview(self, contexts: list[dict[str, Any]] | None = None) -> dict[str, Any]:
+        contexts = contexts or []
+        return {
+            "module": "agent-context-isolation",
+            "route": "/admin/ai-evolution/context",
+            "title": "Agent Context Isolation",
+            "panels": [
+                {
+                    "name": "agent-routing",
+                    "title": "Agent 路由",
+                    "data": contexts,
+                },
+                {
+                    "name": "context-layers",
+                    "title": "Context 来源层级",
+                    "layers": [
+                        "safety_policy",
+                        "owner_policy",
+                        "group_policy",
+                        "role_policy",
+                        "user_profile",
+                        "session_context",
+                        "agent_default",
+                    ],
+                },
+                {
+                    "name": "audit",
+                    "title": "Context 审计",
+                    "events": [
+                        "context_loaded",
+                        "profile_updated",
+                        "agent_selected",
+                    ],
+                },
+            ],
+        }
+
+
+__all__ = ["AgentContextDashboard"]