feat: improve server listen

README.md

@@ -16,5 +16,7 @@ import { node } from '@elysiajs/node'
 
 const app = new Elysia()
     .get('/', () => 'hi')
-    .use(node(8080))
+    .use(node(8080, (socket) => {
+        console.log(`Node server running at http://localhost:${port}`)
+    }))
 ```

src/index.ts

@@ -151,8 +151,9 @@ export const node =
             )
         })
 
-        server.listen(port, (port) => {
-            if (port) callback(callback)
+        server.listen(port, (socket) => {
+            if (socket) callback(socket)
+            else console.error(`Failed to bind to port ${port}`)
         })
 
         return app