feat(brand): 后台与小程序登录页启用玩美天鹅 Logo

- 后台 header/登录页改用本地 256x256 天鹅图标，标题统一为「同城陪玩管理后台」

- 后台 favicon 换成本地图标，去掉外部 unpkg 依赖

- 小程序登录页改用本地 /static/logo-icon.jpg（11KB），移除 unsplash 占位图与远程兜底

admin/arco-design-pro-vite/index.html

@@ -2,7 +2,8 @@
 <html lang="en">
   <head>
     <meta charset="UTF-8" />
-    <link rel="shortcut icon" type="image/x-icon" href="https://unpkg.byted-static.com/latest/byted/arco-config/assets/favicon.ico">
+    <link rel="icon" type="image/png" href="/admin/favicon.png">
+    <link rel="shortcut icon" type="image/png" href="/admin/favicon.png">
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <title>陪玩与同城生活陪伴平台 - PC运营管理控制台</title>
   </head>

admin/arco-design-pro-vite/src/components/navbar/index.vue

@@ -4,13 +4,14 @@
       <a-space>
         <img
           alt="logo"
-          src="//p3-armor.byteimg.com/tos-cn-i-49unhts6dw/dfdba5317c0c20ce20e64fac803d52bc.svg~tplv-49unhts6dw-image.image"
+          :src="logoImg"
+            style="width: 32px; height: 32px; border-radius: 8px; object-fit: cover;"
         />
         <a-typography-title
           :style="{ margin: 0, fontSize: '18px' }"
           :heading="5"
         >
-          同城陪伴管理后台
+          同城陪玩管理后台
         </a-typography-title>
         <icon-menu-fold
           v-if="!topMenu && appStore.device === 'mobile'"
@@ -199,6 +200,7 @@
 </template>
 
 <script lang="ts" setup>
+  import logoImg from '@/assets/images/logo.png';
   import { computed, ref, inject } from 'vue';
   import { Message } from '@arco-design/web-vue';
   import { useDark, useToggle, useFullscreen } from '@vueuse/core';

admin/arco-design-pro-vite/src/views/login/index.vue

@@ -3,7 +3,8 @@
     <div class="logo">
       <img
         alt="logo"
-        src="//p3-armor.byteimg.com/tos-cn-i-49unhts6dw/dfdba5317c0c20ce20e64fac803d52bc.svg~tplv-49unhts6dw-image.image"
+        :src="logoImg"
+        style="width: 32px; height: 32px; border-radius: 8px; object-fit: cover;"
       />
       <div class="logo-text">同城生活陪伴 · 运营管理平台</div>
     </div>
@@ -21,6 +22,7 @@
 
 <script lang="ts" setup>
   import Footer from '@/components/footer/index.vue';
+  import logoImg from '@/assets/images/logo.png';
   import LoginBanner from './components/banner.vue';
   import LoginForm from './components/login-form.vue';
 </script>