feat: 后端添加获取空闲实验板，继续修改前端界面使其更加合理

src/views/Project/Index.vue

@@ -72,7 +72,7 @@
           :min-size="15"
           class="w-full overflow-hidden"
         >
-          <FunctionBar class="mx-4 mt-1" />
+          <BottomBar class="mx-4 mt-1" />
         </SplitterPanel>
       </SplitterGroup>
     </div>
@@ -89,18 +89,21 @@
 
 <script setup lang="ts">
 import { ref, onMounted, watch } from "vue";
+import { useRouter } from "vue-router";
 import { SplitterGroup, SplitterPanel, SplitterResizeHandle } from "reka-ui";
 import DiagramCanvas from "@/components/LabCanvas/DiagramCanvas.vue";
 import ComponentSelector from "@/components/LabCanvas/ComponentSelector.vue";
 import PropertyPanel from "@/components/PropertyPanel.vue";
 import MarkdownRenderer from "@/components/MarkdownRenderer.vue";
-import FunctionBar from "@/views/Project/BottomBar.vue";
+import BottomBar from "@/views/Project/BottomBar.vue";
 import { useProvideComponentManager } from "@/components/LabCanvas";
 import type { DiagramData } from "@/components/LabCanvas";
 import { useAlertStore } from "@/components/Alert";
+import { AuthManager } from "@/utils/AuthManager";
 
 import { useRoute } from "vue-router";
 const route = useRoute();
+const router = useRouter();
 
 // 提供组件管理服务
 const componentManager = useProvideComponentManager();
@@ -207,6 +210,20 @@ function updateComponentDirectProp(
 
 // --- 生命周期钩子 ---
 onMounted(async () => {
+  // 验证用户身份
+  try {
+    const isAuthenticated = await AuthManager.isAuthenticated();
+    if (!isAuthenticated) {
+      // 验证失败，跳转到登录页面
+      router.push('/login');
+      return;
+    }
+  } catch (error) {
+    console.error('身份验证失败:', error);
+    router.push('/login');
+    return;
+  }
+
   // 检查是否有例程参数，如果有则自动打开文档面板
   if (route.query.tutorial) {
     showDocPanel.value = true;

src/views/Project/Oscilloscope.vue

@@ -1,6 +1,6 @@
 <template>
   <div
-    class="min-h-screen bg-base-100 flex flex-col mx-auto p-6 space-y-6 container"
+    class="min-h-screen bg-base-100 flex flex-col p-6 space-y-6 "
   >
     <!-- 设置 -->
     <div class="card bg-base-200 shadow-xl">

src/views/Project/VideoStream.vue

@@ -1,6 +1,6 @@
 <template>
   <div class="min-h-screen bg-base-100">
-    <div class="container mx-auto p-6 space-y-6">
+    <div class="p-6">
       <!-- 控制面板 -->
       <div class="card bg-base-200 shadow-xl">
         <div class="card-body">