feat: 支持关卡配置分享

src/modules/share/repositories/share-participant.repository.ts

@@ -0,0 +1,30 @@
+import { Injectable } from '@nestjs/common';
+import { InjectRepository } from '@nestjs/typeorm';
+import { Repository } from 'typeorm';
+import { ShareParticipant } from '../entities/share-participant.entity';
+
+@Injectable()
+export class ShareParticipantRepository {
+  constructor(
+    @InjectRepository(ShareParticipant)
+    private readonly repository: Repository<ShareParticipant>,
+  ) {}
+
+  /** 添加参与者（已存在则忽略） */
+  async addParticipant(
+    shareConfigId: string,
+    participantId: string,
+  ): Promise<void> {
+    await this.repository
+      .createQueryBuilder()
+      .insert()
+      .into(ShareParticipant)
+      .values({ shareConfigId, participantId })
+      .orIgnore()
+      .execute();
+  }
+
+  async countByShareConfigId(shareConfigId: string): Promise<number> {
+    return this.repository.count({ where: { shareConfigId } });
+  }
+}