fix: 修改文案

packages/webview/locales/en.json

@@ -88,7 +88,7 @@
     "displayMode": "Display Mode",
     "singlePage": "Single Page",
     "twoPages": "Two Pages",
-    "bookMode": "Book Mode",
+    "coverMode": "Cover Mode",
 
     "splitView": "Scroll",
     "vertical": "Vertical Scrolling",

packages/webview/locales/zh-CN.json

@@ -92,7 +92,7 @@
     "splitView": "分屏视图",
     "singlePage": "单页",
     "twoPages": "双页",
-    "bookMode": "书本模式",
+    "coverMode": "封面模式",
 
     "themes": "主题"
   },

packages/webview/src/components/RightPanelPageMode/RightPanelPageMode.vue

@@ -11,7 +11,7 @@
         <div class="mode-tabs">
           <Button :class="{ active: pageMode === 0 }" @click="handleSpreadMode(0)" :title="$t('pageModePanel.singlePage')"><SinglePage /></Button>
           <Button :class="{ active: pageMode === 1 }" @click="handleSpreadMode(1)" :title="$t('pageModePanel.twoPages')"><DoublePage /></Button>
-          <Button :class="{ active: pageMode === 2 }" @click="handleSpreadMode(2)" :title="$t('pageModePanel.bookMode')"><Pagecover /></Button>
+          <Button :class="{ active: pageMode === 2 }" @click="handleSpreadMode(2)" :title="$t('pageModePanel.coverMode')"><Pagecover /></Button>
         </div>
       </div>
       <div class="mode-item">