added basic error handling

src/components/Error.vue

@@ -0,0 +1,12 @@
+<script setup>
+
+// eslint-disable-next-line
+defineProps(["errorMessage"]);
+</script>
+<template>
+    <p v-if="errorMessage">Error: {{ errorMessage }}</p>
+</template>
+
+<style>
+
+</style>