sync: 同步服务器最新代码 (2026-01-27)

更新内容：
- 后端 AI 服务优化（能力分析、知识点解析等）
- 前端考试和陪练界面更新
- 修复多个 prompt 和 JSON 解析问题
- 更新 Coze 语音客户端

frontend/src/views/trainee/chat-course.vue

@@ -10,7 +10,7 @@
           <h2 class="course-title">{{ courseInfo.title }}</h2>
           <span class="powered-by">
             <el-icon><Connection /></el-icon>
-            由 Dify 对话流驱动
+            智能对话助手
           </span>
         </div>
         <el-button link @click="clearChat">
@@ -512,19 +512,37 @@ const scrollToBottom = async () => {
 const loadCourseInfo = async () => {
   try {
     const courseId = parseInt(courseInfo.value.id)
-    if (isNaN(courseId)) {
+    if (isNaN(courseId) || courseId <= 0) {
       console.warn('无效的课程ID:', courseInfo.value.id)
       courseInfo.value.title = '未知课程'
       return
     }
     const res: any = await getCourseDetail(courseId)
-    // API 返回格式是 { code: 200, data: { name: "...", ... } }
-    if (res.code === 200 && res.data) {
-      courseInfo.value.title = res.data.title || res.data.name || '未命名课程'
+    console.log('课程详情API响应:', res)
+    
+    // 兼容不同的响应格式
+    // 格式1: { code: 200, data: { name: "...", ... } }
+    // 格式2: 直接返回课程对象 { name: "...", ... }
+    let courseData = res
+    if (res.code !== undefined && res.data) {
+      // 标准响应格式
+      if (res.code === 200) {
+        courseData = res.data
+      } else {
+        console.warn('获取课程详情失败:', res.message || '未知错误')
+        courseInfo.value.title = '未知课程'
+        return
+      }
+    }
+    
+    // 从课程数据中提取名称
+    const courseName = courseData?.title || courseData?.name
+    if (courseName) {
+      courseInfo.value.title = courseName
       console.log('课程详情已加载:', courseInfo.value.title)
     } else {
-      console.warn('获取课程详情失败:', res.message || '未知错误')
-      courseInfo.value.title = '未知课程'
+      console.warn('课程数据中缺少名称字段:', courseData)
+      courseInfo.value.title = '未命名课程'
     }
   } catch (error: any) {
     console.error('加载课程详情失败:', error)

frontend/src/views/trainee/course-detail.vue

@@ -321,8 +321,7 @@ const pdfScaleStyle = computed(() => {
   const scale = 1 / pdfRenderScale.value
   return {
     transform: `scale(${scale})`,
-    transformOrigin: 'top left',
-    width: `${100 * pdfRenderScale.value}%`
+    transformOrigin: 'top center'
   }
 })
 
@@ -911,6 +910,7 @@ onUnmounted(() => {
               padding: 10px 20px;
               background: #fff;
               border-bottom: 1px solid #e4e7ed;
+              flex-shrink: 0;
               
               .page-controls,
               .zoom-controls {
@@ -933,10 +933,12 @@ onUnmounted(() => {
               padding: 20px;
               display: flex;
               justify-content: center;
+              align-items: flex-start;
               
               // 高清渲染缩放容器
               .pdf-scale-wrapper {
-                display: inline-block;
+                display: flex;
+                justify-content: center;
                 
                 :deep(.vue-pdf-embed) {
                   box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);

frontend/src/views/trainee/growth-path.vue

@@ -78,7 +78,7 @@
         <div class="header-actions">
           <el-button 
             type="primary" 
-            :loading="loadingRecommendations"
+            :loading="analyzing"
             @click="refreshRecommendations"
             class="refresh-btn"
           >
@@ -405,7 +405,6 @@ const abilityFeedback = ref<AbilityFeedback[]>([])
 
 // AI 分析和推荐相关
 const analyzing = ref(false)
-const loadingRecommendations = ref(false)
 const selectedPriority = ref('all')
 
 // 计算属性：过滤后的课程
@@ -723,81 +722,11 @@ const analyzeSmartBadgeData = async () => {
 
 /**
  * 刷新AI推荐课程
+ * 重新调用AI分析接口，获取最新的课程推荐
  */
 const refreshRecommendations = async () => {
-  loadingRecommendations.value = true
-  
-  try {
-    // 模拟AI推荐算法
-    await new Promise(resolve => setTimeout(resolve, 1500))
-    
-    // 根据能力评估结果生成推荐
-    const weakPoints = abilityData.value
-      .filter(item => item.value < 85)
-      .sort((a, b) => a.value - b.value)
-      .slice(0, 3)
-    
-    // 更新推荐课程（基于薄弱环节）
-    const newRecommendations = []
-    
-    if (weakPoints.some(p => p.name === '沟通技巧')) {
-      newRecommendations.push({
-        id: 1,
-        name: '美容咨询与沟通技巧',
-        description: '提升与客户的沟通能力，学习专业的美容咨询技巧',
-        duration: 8,
-        difficulty: 'medium',
-        learnerCount: 156,
-        priority: 'high',
-        targetWeakPoints: ['沟通技巧'],
-        expectedImprovement: 12,
-        matchScore: 95,
-        progress: 85,
-        examPassed: false
-      })
-    }
-    
-    if (weakPoints.some(p => p.name === '应变能力')) {
-      newRecommendations.push({
-        id: 2,
-        name: '皮肤问题识别与处理',
-        description: '学习识别常见皮肤问题，掌握针对性的护理和治疗方案',
-        duration: 12,
-        difficulty: 'hard',
-        learnerCount: 89,
-        priority: 'medium',
-        targetWeakPoints: ['应变能力'],
-        expectedImprovement: 15,
-        matchScore: 88,
-        progress: 95,
-        examPassed: true
-      })
-    }
-    
-    if (weakPoints.some(p => p.name === '安全意识')) {
-      newRecommendations.push({
-        id: 3,
-        name: '轻医美项目与效果管理',
-        description: '深入了解各种轻医美项目，掌握效果评估和管理方法',
-        duration: 16,
-        difficulty: 'hard',
-        learnerCount: 234,
-        priority: 'medium',
-        targetWeakPoints: ['安全意识'],
-        expectedImprovement: 10,
-        matchScore: 82,
-        progress: 60,
-        examPassed: false
-      })
-    }
-    
-    recommendedCourses.value = newRecommendations
-    
-  } catch (error) {
-    ElMessage.error('获取推荐课程失败')
-  } finally {
-    loadingRecommendations.value = false
-  }
+  // 直接调用AI分析智能工牌数据的方法，复用已有逻辑
+  await analyzeSmartBadgeData()
 }
 
 /**