fix: use template instead of render function (#82)

Author: dword-design

src/index.vue

@@ -1,3 +1,7 @@
+<template>
+  <div>{{ finalValue }}</div>
+</template>
+
 <script>
 import { nanoid } from 'nanoid'
 
@@ -45,9 +49,6 @@ export default {
   props: {
     value: { required: true, type: String },
   },
-  render() {
-    return <div>{this.finalValue}</div>
-  },
   watch: {
     finalValue() {
       return this.update()