Function NewTask

pkg/a2a/types.go:205–218

============== 辅助函数 ============== NewTask 创建新任务

(id, contextID string)

// NewTask 创建新任务
func NewTask(id, contextID string) *Task {
	return &Task{
		ID:        id,
		ContextID: contextID,
		Status: TaskStatus{
			State:     TaskStateSubmitted,
			Timestamp: time.Now().UTC().Format(time.RFC3339),
		},
		History:   make([]Message, 0),
		Artifacts: make([]Artifact, 0),
		Metadata:  make(Metadata),
		Kind:      "task",
	}
}

// UpdateStatus 更新任务状态
func (t *Task) UpdateStatus(state TaskState, message *Message) {