15:5 error The “data” component has been registered but not used vue/no-unused-components
20:5 error The “methods” component has been registered but not used
我的源码：

<template>
  <div id="app">
    <img alt="Vue logo" src="./assets/logo.png">
      <h1>{{count}}</h1>
      <button @click="increase">+1</button>
  </div>
</template>

<script lang="ts">
 import { defineComponent } from 'vue'
export default defineComponent ({
  name: 'App',
  components: {
    data(){
      return{
        count:0
      }
    },
    methods:{
      increase(){
        this.count++
      }
    }
  }
});
</script>

<style>
#app {
  font-family: Avenir, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-align: center;
  color: #2c3e50;
  margin-top: 60px;
}
</style>