fix(aihr): add semantic daily drill scoring fallback

mobile-uni/src/pages/user/practice/index.vue

@@ -370,7 +370,8 @@ const assignmentDesc = (item: PracticeAssignment) => {
   if (item.source === 'daily' && item.status !== '已完成') return '提交后显示反馈与参考答案';
   if (item.source === 'daily' && item.status === '已完成') {
     const score = typeof item.score === 'number' ? `得分 ${item.score} 分` : '';
-    return [score, item.feedback || item.reason].filter(Boolean).join(' · ');
+    const mode = item.scoreMode === 'LLM' ? 'AI语义评估' : '规则兜底';
+    return [score, mode, item.feedback || item.reason].filter(Boolean).join(' · ');
   }
   return item.feedback || item.reason;
 };
@@ -682,12 +683,14 @@ const submitDaily = async (item: PracticeAssignment) => {
             feedback: result.feedback,
             referenceAnswer: result.referenceAnswer,
             correct: result.correct,
+            score: result.score,
+            scoreMode: result.scoreMode,
             audioUrl: result.audioUrl || audioUrl,
             audioOssId: result.audioOssId || audioOssId
           }
         : row
     );
-    message.value = `每日三题得分 ${result.score}`;
+    message.value = `每日三题得分 ${result.score}（${result.scoreMode === 'LLM' ? 'AI语义评估' : '规则兜底'}）`;
   } catch (error) {
     handleError(error, '每日三题提交失败');
   } finally {

mobile-uni/src/types/api.ts

@@ -310,6 +310,7 @@ export interface PracticeAssignment {
   feedback?: string;
   correct?: boolean | null;
   score?: number | null;
+  scoreMode?: string;
   audioUrl?: string;
   audioOssId?: number | string;
 }
@@ -330,6 +331,7 @@ export interface DailyDrillAnswerResponse {
   score: number;
   feedback: string;
   referenceAnswer: string;
+  scoreMode?: string;
   audioUrl?: string;
   audioOssId?: number | string;
 }