feat(aihr): harden M0-M2 mobile training flows

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

@@ -392,7 +392,7 @@ import type {
   PracticeTurn,
   PracticeRecord
 } from '@/types/api';
-import { answerDailyDrill, finishPractice, getPracticeAssignments, getPracticeHistory, getPracticePrepCard, startPractice, submitPracticeQuestionFeedback, submitPracticeSatisfaction, submitPracticeTurn } from '@/services/practice';
+import { answerDailyDrill, finishPractice, getPracticeAssignments, getPracticeHistory, getPracticePrepCard, recordPracticeHelp, startPractice, submitPracticeQuestionFeedback, submitPracticeSatisfaction, submitPracticeTurn } from '@/services/practice';
 import { getSelectedPosition, isLoggedIn, rememberLoginRedirect } from '@/services/auth';
 import { searchKnowledge } from '@/services/knowledge';
 import { resetPageScroll } from '@/services/navigation';
@@ -1289,11 +1289,17 @@ const start = async (scenarioId = defaultScenarioId, assignmentId?: number) => {
 const loadHelp = async () => {
   if (helpLoading.value || busy.value) return;
   if (!requireLogin()) return;
+  if (!sessionId.value) {
+    message.value = '请先开始训练后再求助';
+    return;
+  }
   const request = requests.begin('help');
   helpLoading.value = true;
   message.value = '';
   try {
-    const data = await searchKnowledge(`${activeScenarioName.value} SOP 处理要点`);
+    await recordPracticeHelp(sessionId.value, roundIndex.value);
+    if (!requests.isCurrent(request)) return;
+    const data = await searchKnowledge(`${activeScenarioName.value} SOP 处理要点`, positionLabel.value, undefined, undefined, 'practice_help');
     if (!requests.isCurrent(request)) return;
     if (!data.answer) {
       throw new Error('未检索到可用 SOP 提示');