usecrate::*;/// Trait defining the lifecycle of a component.
////// Components are the primary building blocks of euv applications.
/// Each component has its own state, message type, and rendering logic.
pubtraitComponent{/// The type of messages this component can receive.
typeMessage;/// The type of properties passed to this component.
typeProperties;/// Creates a new component instance with the given properties and context.
fncreate(properties:Self::Properties, context: ComponentContext)->Self;/// Updates the component state in response to a message.
fnupdate(&mutself, message:Self::Message)->bool;/// Renders the component to a virtual DOM node.
fnview(&self)-> VirtualNode;}