chore: delete useless files

src/layouts/Logo.vue

 <template>
   <div class="app-logo anticon" :class="theme" @click="handleGoHome" :style="wrapStyle">
-    <img :src="logo" />
+    <img src="/@/assets/images/logo.png" />
     <div v-if="show" class="logo-title ml-2 ellipsis">{{ globSetting.title }}</div>
   </div>
 </template>
@@ -14,8 +14,6 @@
   import { PageEnum } from '/@/enums/pageEnum';
   import { MenuTypeEnum } from '../enums/menuEnum';
 
-  import logo from '/@/assets/images/logo.png';
-
   import { menuStore } from '../store/modules/menu';
   import { appStore } from '../store/modules/app';
 
@@ -68,7 +66,6 @@
         handleGoHome,
         globSetting,
         show: showRef,
-        logo,
         wrapStyle,
       };
     },

src/views/dashboard/welcome/DemoChart.vue

-<template>
-  <div class="container">
-    <div id="main"></div>
-    <div id="main1" ref="elRef"></div>
-  </div>
-</template>
-
-<script lang="ts">
-  // https://vega.github.io/vega/usage/
-  import { defineComponent, onMounted, ref, unref } from 'vue';
-  import { useECharts } from '/@/hooks/web/useECharts';
-  import echarts from 'echarts';
-
-  export default defineComponent({
-    name: 'DemoChart',
-    setup() {
-      const elRef = ref<any>(null);
-      const { setOptions } = useECharts(elRef);
-
-      // onMounted(() => {
-      //   const el = unref(elRef);
-      //   if (!el || !unref(el)) return;
-      //   const chart = echarts.init(el);
-
-      //   window.addEventListener('resize', () => {
-      //     chart!.resize();
-      //   });
-      //   // removeResizeFn = removeEvent;
-      //   var option = {
-      //     title: {
-      //       text: 'ECharts entry example',
-      //     },
-      //     tooltip: {},
-      //     legend: {
-      //       data: ['Sales'],
-      //     },
-      //     xAxis: {
-      //       data: ['shirt', 'cardign', 'chiffon shirt', 'pants', 'heels', 'socks'],
-      //     },
-      //     yAxis: {},
-      //     series: [
-      //       {
-      //         name: 'Sales',
-      //         type: 'bar',
-      //         data: [5, 20, 36, 10, 10, 20],
-      //       },
-      //     ],
-      //   };
-      //   chart && chart.setOption(option as any);
-      // });
-      onMounted(() => {
-        var myChart = echarts.init(elRef.value);
-        // specify chart configuration item and data
-        var option = {
-          title: {
-            text: 'ECharts entry example',
-          },
-          tooltip: {},
-          legend: {
-            data: ['Sales'],
-          },
-          xAxis: {
-            data: ['shirt', 'cardign', 'chiffon shirt', 'pants', 'heels', 'socks'],
-          },
-          yAxis: {},
-          series: [
-            {
-              name: 'Sales',
-              type: 'bar',
-              data: [5, 20, 36, 10, 10, 20],
-            },
-          ],
-        };
-        setOptions(option);
-        // use configuration item and data specified to show chart
-        // myChart.setOption(option);
-        // window.addEventListener('resize', () => {
-        //   myChart.resize();
-        // });
-      });
-
-      return { elRef };
-    },
-  });
-</script>
-<style>
-  .container {
-    width: 100%;
-  }
-
-  #main,
-  #main1 {
-    width: 40%;
-    height: 300px;
-  }
-</style>