Module handler 

WebSocket handler and upgrade mechanism - clean API for elif framework

Structs

SimpleWebSocketHandler

Simple WebSocket handler implementation for basic use cases

WebSocketUpgrade

WebSocket upgrade handler - provides clean API over Axum WebSocket This is a simplified version for the foundation

Traits

WebSocketHandler

WebSocket handler trait for user-defined handlers

Functions

extract_websocket_upgrade

Helper for extracting WebSocket upgrade from HTTP request Simplified for foundation