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

client/src/main.js

@@ -0,0 +1,9 @@
+import { createApp } from 'vue'
+import { createPinia } from 'pinia'
+import App from './App.vue'
+import router from './router'
+
+const app = createApp(App)
+app.use(createPinia())
+app.use(router)
+app.mount('#app')