feat: implement QuestionBank CRUD with pagination and template query

- Add pagination support to findAll (page, limit query params)
- Add findByTemplateId method to service
- Add GET /by-template/:templateId endpoint to controller
- Service already includes CRUD for QuestionBank and QuestionBankItem

server/src/search-history/search-history.controller.ts

@@ -0,0 +1,69 @@
+import {
+  Controller,
+  Get,
+  Post,
+  Delete,
+  Body,
+  Param,
+  Query,
+  UseGuards,
+  Request,
+} from '@nestjs/common';
+import { CombinedAuthGuard } from '../auth/combined-auth.guard';
+import { SearchHistoryService } from './search-history.service';
+import { I18nService } from '../i18n/i18n.service';
+
+@Controller('search-history')
+@UseGuards(CombinedAuthGuard)
+export class SearchHistoryController {
+  constructor(
+    private readonly searchHistoryService: SearchHistoryService,
+    private readonly i18nService: I18nService,
+  ) {}
+
+  @Get()
+  async findAll(
+    @Request() req,
+    @Query('page') page: string = '1',
+    @Query('limit') limit: string = '20',
+  ) {
+    const pageNum = parseInt(page, 10) || 1;
+    const limitNum = parseInt(limit, 10) || 20;
+
+    return await this.searchHistoryService.findAll(
+      req.user.id,
+      req.user.tenantId,
+      pageNum,
+      limitNum,
+    );
+  }
+
+  @Get(':id')
+  async findOne(@Param('id') id: string, @Request() req) {
+    return await this.searchHistoryService.findOne(
+      id,
+      req.user.id,
+      req.user.tenantId,
+    );
+  }
+
+  @Post()
+  async create(
+    @Body() body: { title: string; selectedGroups?: string[] },
+    @Request() req,
+  ) {
+    const history = await this.searchHistoryService.create(
+      req.user.id,
+      req.user.tenantId,
+      body.title,
+      body.selectedGroups,
+    );
+    return { id: history.id };
+  }
+
+  @Delete(':id')
+  async remove(@Param('id') id: string, @Request() req) {
+    await this.searchHistoryService.remove(id, req.user.id, req.user.tenantId);
+    return { message: this.i18nService.getMessage('searchHistoryDeleted') };
+  }
+}