feat: 更新WebSocket 优化逻辑

Signed-off-by: MiaoWoo <admin@yumc.pw>

packages/websocket/src/engine.io/index.ts

@@ -0,0 +1,27 @@
+/**
+ * Module dependencies.
+ */
+
+import * as server from "../server"
+// const http = require("http")
+// const Server = require("./server")
+import { Server } from './server'
+
+/**
+ * Captures upgrade requests for a http.Server.
+ *
+ * @param {http.Server} server
+ * @param {Object} options
+ * @return {Server} engine server
+ * @api public
+ */
+
+function attach(srv, options) {
+    const engine = new Server(options)
+    engine.attach(server.attach(srv, options), options)
+    return engine
+}
+
+export = {
+    attach
+}