refactor: installation page logo (#383)

src/views/system/Installation.vue

@@ -1,14 +1,11 @@
 <template>
-  <div>
   <a-row align="middle" class="h-screen" justify="center" type="flex">
     <a-col :lg="16" :md="20" :sm="20" :xl="12" :xs="23" :xxl="8">
       <div class="card-container animated fadeIn">
         <a-card :bordered="false" style="box-shadow: rgba(99, 99, 99, 0.2) 0 2px 8px 0;">
           <div class="halo-logo">
-              <span
-                >Halo
-                <small>安装向导</small>
-              </span>
+            <img alt="Halo Logo" src="/images/logo.svg" />
+            <span>安装向导</span>
           </div>
           <a-alert :message="`欢迎使用 Halo，您正在安装的是 Halo ${VERSION}。`" show-icon type="success" />
           <!-- Blogger info -->
@@ -119,7 +116,6 @@
       </div>
     </a-col>
   </a-row>
-  </div>
 </template>
 
 <script>