Initial commit: AuraK人才测评系统基础框架

## 已实现功能
- 题库管理后端API完整实现
- 模板管理页面(Settings-测评模板)
- 评估统计页面
- 人才测评页面(AssessmentView)
- QuestionBank前端服务层

## 技术栈
- 后端: Node.js + NestJS + TypeORM
- 前端: React + TypeScript
- 容器化: Docker Compose

## 已知待完善
- 题库列表页缺少删除按钮
- 题库详情页未实现(题目管理/AI生成/审核)

server/src/assessment/services/question-bank.service.ts

@@ -12,12 +12,13 @@ import { SystemMessage, HumanMessage } from '@langchain/core/messages';
 import { QuestionBank, QuestionBankStatus } from '../entities/question-bank.entity';
 import {
   QuestionBankItem,
+  QuestionBankItemStatus,
   QuestionType,
   QuestionDifficulty,
   QuestionDimension,
 } from '../entities/question-bank-item.entity';
-import { ModelConfigService } from '../model-config/model-config.service';
-import { ModelType } from '../types';
+import { ModelConfigService } from '../../model-config/model-config.service';
+import { ModelType } from '../../types';
 import { safeParseJson } from '../../common/json-utils';
 
 export interface CreateQuestionBankDto {
@@ -83,12 +84,15 @@ export class QuestionBankService {
   async create(
     createDto: CreateQuestionBankDto,
     userId: string,
-    tenantId: string,
+    tenantId: string | null,
   ): Promise<QuestionBank> {
+    if (!createDto.name || !createDto.name.trim()) {
+      throw new Error('Question bank name is required');
+    }
     const bank = this.bankRepository.create({
       ...createDto,
       createdBy: userId,
-      tenantId,
+      tenantId: tenantId || null,
       status: QuestionBankStatus.DRAFT,
     });
     return this.bankRepository.save(bank);
@@ -96,15 +100,22 @@ export class QuestionBankService {
 
   async findAll(
     userId: string,
-    tenantId: string,
+    tenantId: string | null,
     page?: number,
     limit?: number,
   ): Promise<{ data: QuestionBank[]; total: number } | QuestionBank[]> {
+    console.log('[QuestionBank findAll] userId:', userId, 'tenantId:', tenantId);
     const queryBuilder = this.bankRepository
       .createQueryBuilder('bank')
-      .leftJoinAndSelect('bank.template', 'template')
-      .where('bank.tenantId = :tenantId', { tenantId })
-      .orderBy('bank.createdAt', 'DESC');
+      .leftJoinAndSelect('bank.template', 'template');
+
+    if (tenantId === null) {
+      queryBuilder.where('bank.tenantId IS NULL');
+    } else {
+      queryBuilder.where('bank.tenantId = :tenantId', { tenantId });
+    }
+
+    queryBuilder.orderBy('bank.createdAt', 'DESC');
 
     if (page !== undefined && limit !== undefined) {
       const [data, total] = await queryBuilder
@@ -194,6 +205,9 @@ export class QuestionBankService {
     bankId: string,
     createDto: CreateQuestionBankItemDto,
   ): Promise<QuestionBankItem> {
+    if (!createDto.questionText || !createDto.questionText.trim()) {
+      throw new Error('Question text is required');
+    }
     await this.findOne(bankId);
     const item = this.itemRepository.create({
       ...createDto,
@@ -201,6 +215,7 @@ export class QuestionBankService {
       questionType: createDto.questionType || QuestionType.SHORT_ANSWER,
       difficulty: createDto.difficulty || QuestionDifficulty.STANDARD,
       dimension: createDto.dimension || QuestionDimension.PROMPT,
+      status: QuestionBankItemStatus.PENDING_REVIEW,
     });
     return this.itemRepository.save(item);
   }
@@ -321,6 +336,7 @@ export class QuestionBankService {
           difficulty: difficulty as QuestionDifficulty,
           dimension: dimension as QuestionDimension,
           basis: q.basis,
+          status: QuestionBankItemStatus.PENDING_REVIEW,
         });
         items.push(await this.itemRepository.save(item));
       }