Try to add store

web/src/main.js

@@ -1,6 +1,26 @@
 import { createApp } from 'vue'
+import { createStore } from 'vuex'
 import App from './App.vue'
 import router from './router/index.js'
 
+const store = createStore({
+    state () {
+        return {
+            Budgets: [],
+            CurrentBudget: null,
+        }
+    },
+    mutations: {
+        getDashboard (state) {
+            fetch("/dashboard")
+                .then(x => x.json())
+                .then(x => console.log(x))
+                .then(x => state.Budgets = x.Budgets);
+        }
+    }
+})
+
 const app = createApp(App)
-app.use(router).mount('#app')
+app.use(router)
+app.use(store)
+app.mount('#app')

web/src/pages/Dashboard.vue

@@ -1,9 +1,8 @@
 <script setup>
-let dashboard;
+import { computed, onMounted } from 'vue';
-fetch("/dashboard")
+
-    .then(x => x.json())
+onMounted(function () { console.log(this.$store)});
-    .then(x => console.log(x))
+//const dashboard = computed(() => this.$store.state);
-    .then(x => dashboard = x);
 </script>
 
 <!--
@@ -22,6 +21,7 @@ fetch("/dashboard")
 {{template "base" .}}
 -->
 
+
 <template>
     <div v-if="dashboard != nil" v-for="budget in dashboard.Budgets" class="budget-item">
         <a href="budget/{{budget.ID}}">{{budget.Name}}</a>