Event for component addition (non-existent → existent) 组件添加事件（不存在→存在） Note: Replacing existing component of same type does not trigger Added 注意：替换同类型的现有组件不会触发Added
Entity that received the component 接收组件的实体
Component type ID 组件类型ID
New component value 新组件值
Event for component addition (non-existent → existent) 组件添加事件（不存在→存在） Note: Replacing existing component of same type does not trigger Added 注意：替换同类型的现有组件不会触发Added