feat: add queue management and terminal dashboard documentation in Chinese

- Introduced comprehensive documentation for the queue management feature, detailing its pain points, core functionalities, and component structure.
- Added terminal dashboard documentation, highlighting its layout, core features, and usage examples.
- Created an index page in Chinese for Claude Code Workflow, summarizing its purpose and core features, along with quick links to installation and guides.

docs/.vitepress/theme/layouts/Layout.vue

@@ -3,6 +3,7 @@ import DefaultTheme from 'vitepress/theme'
 import { onBeforeUnmount, onMounted } from 'vue'
 import { useDynamicIcon } from '../composables/useDynamicIcon'
 import ThemeLogo from '../components/ThemeLogo.vue'
+import LanguageSwitcher from '../components/LanguageSwitcher.vue'
 
 let mediaQuery: MediaQueryList | null = null
 let systemThemeChangeHandler: (() => void) | null = null
@@ -84,6 +85,7 @@ onBeforeUnmount(() => {
         <DocSearch />
         <DarkModeToggle />
         <ThemeSwitcher />
+        <LanguageSwitcher />
       </div>
     </template>
   </DefaultTheme.Layout>