新增训练计划模块，包括控制器、服务、模型及数据传输对象，更新应用模块以引入新模块，同时在AI教练模块中添加体态评估功能，支持体重识别与更新，优化用户体重历史记录管理。

src/recommendations/dto/recommendation.dto.ts

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+import { ApiProperty } from '@nestjs/swagger';
+import { BaseResponseDto } from '../../base.dto';
+
+export enum RecommendationType {
+  Article = 'article',
+  Checkin = 'checkin',
+}
+
+export class GetRecommendationsQueryDto {
+  @ApiProperty({ required: false, description: '数量，默认10' })
+  limit?: number = 10;
+}
+
+export interface RecommendationCard {
+  id: string;
+  type: RecommendationType;
+  title?: string;
+  coverUrl?: string;
+  // 若为文章，关联文章ID
+  articleId?: string;
+  // 若为打卡，提示信息
+  subtitle?: string;
+  // 其他扩展
+  extra?: Record<string, any>;
+}
+
+export type GetRecommendationsResponseDto = BaseResponseDto<RecommendationCard[]>;
+
+

src/recommendations/recommendations.controller.ts

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+import { Controller, Get, HttpCode, HttpStatus, Query, UseGuards } from '@nestjs/common';
+import { ApiOperation, ApiTags } from '@nestjs/swagger';
+import { JwtAuthGuard } from '../common/guards/jwt-auth.guard';
+import { GetRecommendationsQueryDto, GetRecommendationsResponseDto } from './dto/recommendation.dto';
+import { RecommendationsService } from './recommendations.service';
+
+@ApiTags('recommendations')
+@Controller('recommendations')
+@UseGuards(JwtAuthGuard)
+export class RecommendationsController {
+  constructor(private readonly recommendationsService: RecommendationsService) { }
+
+  @Get('list')
+  @HttpCode(HttpStatus.OK)
+  @ApiOperation({ summary: '为你推荐列表' })
+  async list(@Query() query: GetRecommendationsQueryDto): Promise<GetRecommendationsResponseDto> {
+    return this.recommendationsService.list(query);
+  }
+}
+
+

src/recommendations/recommendations.module.ts

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+import { Module } from '@nestjs/common';
+import { RecommendationsService } from './recommendations.service';
+import { RecommendationsController } from './recommendations.controller';
+import { ArticlesModule } from '../articles/articles.module';
+import { UsersModule } from '../users/users.module';
+
+@Module({
+  imports: [ArticlesModule, UsersModule],
+  providers: [RecommendationsService],
+  controllers: [RecommendationsController],
+})
+export class RecommendationsModule { }
+
+

src/recommendations/recommendations.service.ts

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+import { Injectable, Logger } from '@nestjs/common';
+import { ArticlesService } from '../articles/articles.service';
+import { GetRecommendationsQueryDto, GetRecommendationsResponseDto, RecommendationCard, RecommendationType } from './dto/recommendation.dto';
+import { ResponseCode } from '../base.dto';
+import * as dayjs from 'dayjs';
+
+@Injectable()
+export class RecommendationsService {
+  private readonly logger = new Logger(RecommendationsService.name);
+  constructor(private readonly articlesService: ArticlesService) { }
+
+  // 为你推荐：混合文章与每日打卡卡片
+  async list(query: GetRecommendationsQueryDto): Promise<GetRecommendationsResponseDto> {
+    const limit = Math.min(50, Math.max(1, Number(query.limit || 10)));
+
+    // 取最新文章若干
+    const articlesRes = await this.articlesService.query({ page: 1, pageSize: limit } as any);
+    const articleCards: RecommendationCard[] = (articlesRes.data.list || []).map(a => ({
+      id: `article-${a.id}`,
+      type: RecommendationType.Article,
+      title: a.title,
+      articleId: a.id,
+      extra: { publishedDate: a.publishedDate, readCount: a.readCount },
+    }));
+
+    // 构造每日打卡卡片（今天）
+    const today = dayjs().format('YYYY-MM-DD');
+    const checkinCard: RecommendationCard = {
+      id: `checkin-${today}`,
+      type: RecommendationType.Checkin,
+      title: '今日打卡',
+      subtitle: '完成一次普拉提训练，记录你的坚持',
+      extra: { date: today },
+    };
+
+    const cards = [checkinCard, ...articleCards].slice(0, limit);
+    return { code: ResponseCode.SUCCESS, message: 'success', data: cards };
+  }
+}
+
+