list warrens + explore nested folders

frontend/app.vue

@@ -1,3 +1,11 @@
+<script setup lang="ts">
+import { getWarrens } from './lib/api/warrens';
+
+const store = useWarrenStore();
+
+store.warrens = await getWarrens();
+</script>
+
 <template>
     <NuxtRouteAnnouncer />
     <NuxtLoadingIndicator />