完善 MCP/会话上下文治理并补齐搜索与诊断能力。

补充历史压缩与会话诊断链路，强化 tool pairing 与空响应兜底观测；完善 Admin MCP 导入/绑定与相关前端展示；新增 web_search_fast/web_fetch_clean 及多项测试与文档更新，并同步技能安装与角色绑定策略改进。

Made-with: Cursor

runtime/skill_executor.py

@@ -33,6 +33,7 @@ class SkillExecutionContext:
     attempt_no: int | None = None
     turn_uuid: str | None = None
     hook_eligibility: HookEligibilityContext | None = None
+    workspace_lane_role: str | None = None
 
 
 class SkillExecutor:
@@ -169,6 +170,7 @@ class SkillExecutor:
                 path_policy_user_id=ctx.path_policy_user_id,
                 workspace_dir=ctx.workspace_dir,
                 turn_uuid=ctx.turn_uuid,
+                workspace_lane_role=ctx.workspace_lane_role,
             ),
             assistant_msg_id=assistant_msg_id,
             tool_uses=skill_uses,