feat: localize Shopee GUI wording

docs/ui/tab5-settings.svg

@@ -9,13 +9,13 @@
   </style></defs>
   <rect class="win" x="0.5" y="0.5" width="939" height="619" rx="8"/>
   <rect class="hd" x="0.5" y="0.5" width="939" height="40" rx="8"/><rect class="hd" x="0.5" y="20" width="939" height="21"/>
-  <text class="title" x="18" y="26">蝦皮圈優化助手 · Shopee 商品批量改标题换封面</text>
+  <text class="title" x="18" y="26">蝦皮圈優化助手 · 蝦皮商品批量改标题换封面</text>
   <circle cx="888" cy="20" r="6" fill="#f5bf4f"/><circle cx="910" cy="20" r="6" fill="#5ac26a"/><circle cx="866" cy="20" r="6" fill="#e0e4ea"/>
 
   <rect class="tab" x="0.5" y="41" width="939" height="38"/>
   <rect class="tabA" x="616" y="45" width="110" height="38"/><rect x="616" y="45" width="110" height="3" fill="#2f6fed"/>
   <text class="tabT" x="34" y="68">① 导入采集</text><text class="tabT" x="186" y="68">② AI生成</text>
-  <text class="tabT" x="330" y="68">③ 更新shopee</text><text class="tabT" x="492" y="68">④ 账号管理</text>
+  <text class="tabT" x="330" y="68">③ 更新蝦皮</text><text class="tabT" x="492" y="68">④ 账号管理</text>
   <text class="tabTA" x="640" y="68">⑤ 设置</text>
 
   <!-- A. AI 模型管理 (single-column master-detail) -->