feat(*): 首页图片替换

src/views/dashboard/components/map-svg.vue

 <template>
   <div class="svg-box">
     <div class="svg-main">
-      <img src="@/assets/map.png" alt="" />
+      <img src="@/assets/map.jpg" alt="" />
       <div class="spot-box">
         <div
           v-for="(spot, index) in spots"

src/views/dashboard/index.vue

@@ -176,7 +176,7 @@ onBeforeUnmount(() => { });
     width: 100%;
     height: calc(100% - 16rem);
     margin-top: 1rem;
-    background: #f5f5f5;
+    background: #ffffff;
     border-radius: 6px;
     box-shadow: 0px 3px 6px 0px rgba(13, 15, 18, 0.1);
     padding: 16px;