Remove example graphic bundle

src/graphics/example/main.ts

@@ -1,8 +0,0 @@
-import { createHead } from '@unhead/vue/client';
-import { createApp } from 'vue';
-import App from './main.vue';
-
-const app = createApp(App);
-const head = createHead();
-app.use(head);
-app.mount('#app');

src/graphics/example/main.vue

@@ -1,24 +0,0 @@
-<script setup lang="ts">
-import { useHead } from '@unhead/vue';
-import { ref } from 'vue';
-import { exampleReplicant } from '../../browser_shared/replicants';
-import type { ExampleType } from '../../types';
-
-useHead({ title: 'example' }); // set the title of this page
-const text = ref('Example');
-
-// Example code: accessing normal types.
-// eslint-disable-next-line @typescript-eslint/no-unused-vars
-const exampleType: ExampleType = { exampleProperty: 'exampleString' };
-</script>
-
-<template>
-  <div>
-    {{ text }}
-    <br><br>
-    <img src="./image.png">
-    <br><br>
-    <!-- Example code: accessing a replicant. -->
-    {{ exampleReplicant?.data?.exampleProperty }}
-  </div>
-</template>