swap to generated api code and composables

frontend/src/main.ts

@@ -1,14 +1,12 @@
 import './assets/main.css'
 
 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')