fix: guard avatar entry and hide chat navigation

digital-avatar-app/src/App.vue

@@ -39,13 +39,19 @@ const router = useRouter()
 const route = useRoute()
 
 const currentRoute = ref<string>(route.path)
-const showNav = ref<boolean>(true)
+const showNav = ref<boolean>(shouldShowNav(route.path))
+
+function shouldShowNav(path: string) {
+  return path !== '/'
+    && path !== '/login/sms'
+    && !path.startsWith('/avatar/edit')
+    && !path.startsWith('/avatar/chat')
+}
 
 // 监听路由变化
 watch(() => route.path, (newPath) => {
   currentRoute.value = newPath
-  // 首页（创建引导）与编辑页隐藏底部导航
-  showNav.value = newPath !== '/' && !newPath.startsWith('/avatar/edit')
+  showNav.value = shouldShowNav(newPath)
 })
 
 // 导航
@@ -55,7 +61,7 @@ const navigateTo = (path: string) => {
 
 onMounted(() => {
   currentRoute.value = route.path
-  showNav.value = route.path !== '/' && !route.path.startsWith('/avatar/edit')
+  showNav.value = shouldShowNav(route.path)
 })
 </script>