First step from vuex to pinia

web/src/main.ts

@@ -2,12 +2,12 @@ import { createApp } from 'vue'
 import App from './App.vue'
 import './index.css'
 import router from './router'
-import { store, key } from './store'
+import { createPinia } from 'pinia'
 import { SET_CURRENT_ACCOUNT, SET_CURRENT_BUDGET } from './store/action-types'
 
 const app = createApp(App)
 app.use(router)
-app.use(store, key)
+app.use(createPinia())
 app.mount('#app')
 
 router.beforeEach(async (to, from, next) => {