feat: initial Regnum project structure (Vue3 + Phaser3 + Socket.io)

client/src/services/socket.js

@@ -0,0 +1,12 @@
+import { io } from 'socket.io-client'
+
+let socket = null
+
+export function useSocket() {
+  if (!socket) {
+    socket = io(import.meta.env.VITE_SERVER_URL || 'http://localhost:3000', {
+      autoConnect: true
+    })
+  }
+  return socket
+}