fix: 代码整合修复 - Entity类型、题库生成、评估流程等14项修复

server/src/assessment/graph/builder.ts

@@ -11,9 +11,10 @@ import { reportAnalyzerNode } from './nodes/analyzer.node';
 const routeAfterGrading = (state: typeof EvaluationAnnotation.State) => {
   const targetCount = state.questionCount || 5;
   const questionsLen = state.questions?.length || 0;
+  const currentIndex = Math.max(0, state.currentQuestionIndex || 0);
 
   console.log('[Router] Evaluation Result:', {
-    currentIndex: state.currentQuestionIndex,
+    currentIndex,
     shouldFollowUp: state.shouldFollowUp,
     numQuestions: questionsLen,
     targetCount,
@@ -24,9 +25,9 @@ const routeAfterGrading = (state: typeof EvaluationAnnotation.State) => {
     return 'interviewer';
   }
 
-  if (state.currentQuestionIndex < targetCount) {
+  if (currentIndex < targetCount) {
     // If the next question isn't generated yet, go back to generator
-    if (state.currentQuestionIndex >= questionsLen) {
+    if (currentIndex >= questionsLen) {
       console.log('[Router] Index >= Questions, routing to generator');
       return 'generator';
     }