feat：新增活动日志模块，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，并在打卡和训练计划模块中集成活动日志记录功能。

src/recommendations/dto/recommendation.dto.ts

@@ -7,8 +7,8 @@ export enum RecommendationType {
 }
 
 export class GetRecommendationsQueryDto {
-  @ApiProperty({ required: false, description: '数量，默认10' })
-  limit?: number = 10;
+  // @ApiProperty({ required: false, description: '数量，默认10' })
+  // limit?: number = 10;
 }
 
 export interface RecommendationCard {

src/recommendations/recommendations.service.ts

@@ -11,7 +11,7 @@ export class RecommendationsService {
 
   // 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)));
+    const limit = 10
 
     // 取最新文章若干
     const articlesRes = await this.articlesService.query({ page: 1, pageSize: limit } as any);