add first test component

src/components/EventNew.vue

@@ -0,0 +1,26 @@
+<script setup lang="ts">
+import { ref } from 'vue'
+
+defineProps<{ msg: string }>()
+
+const count = ref(0)
+</script>
+
+<template>
+  <h1>{{ msg }}</h1>
+
+  <div class="card">
+  <input class="text" placeholder="Titel" />
+    <p>
+      Edit
+      <code>components/EventNew.vue</code> to test HMR
+    </p>
+  </div>
+
+</template>
+
+<style scoped>
+.read-the-docs {
+  color: #888;
+}
+</style>