Function reject

ui/src/stores/approval.ts:73–106

(requestId: string, reason?: string)

   * 拒绝请求
   */
  const reject = async (requestId: string, reason?: string) => {
    const request = pendingApprovals.value.get(requestId);
    if (!request) {
      console.warn(`Approval request ${requestId} not found`);
      return;
    }

    // 记录到历史
    approvalHistory.value.push({
      ...request,
      decision: "rejected",
      reason,
      decidedAt: Date.now(),
    });

    // 发送到后端
    const { getInstance } = useWebSocket();
    const ws = getInstance();
    if (ws) {
      ws.send({
        type: "permission_decision",
        payload: {
          request_id: requestId,
          decision: "reject",
          reason,
        },
      });
    } else {
      console.error("WebSocket not connected, cannot send rejection decision");
    }

    // 从待审批列表中移除
    pendingApprovals.value.delete(requestId);
  };

  /**
   * 获取指定消息的待审批请求