fix: 顶栏颜色跟随小程序主题并保留跟随系统

src/pages/wordcloud/index.config.ts

@@ -1,4 +1,5 @@
 export default definePageConfig({
   navigationStyle: 'custom',
+  enablePageMeta: true,
   navigationBarTitleText: '词云生成'
 })

src/pages/wordcloud/index.tsx

@@ -5,6 +5,7 @@ import './index.scss'
 import { useThemeContext } from '../../context/ThemeContext'
 import { useSafeArea } from '../../hooks/useSafeArea'
 import { useStatusBar } from '../../hooks/useStatusBar'
+import ThemedPageMeta from '../../components/ThemedPageMeta'
 
 export default function WordCloudPage() {
   const { theme, resolvedTheme } = useThemeContext()
@@ -61,6 +62,7 @@ export default function WordCloudPage() {
 
   return (
     <View className={`theme-${resolvedTheme}`}>
+      <ThemedPageMeta />
       <View className='wordcloud-page'>
 
         <View className='page-header flex-between' style={{ paddingTop: `${safe.headerPaddingTop}px` }}>