feat(pipelines): list commit logs 使用直接订阅。

替代了先查询再订阅，确保数据不丢失。

src/repos/repos.module.ts

@@ -19,15 +19,7 @@ import { ListLogsConsumer } from './list-logs.consumer';
       name: LIST_LOGS_TASK,
     }),
   ],
-  providers: [
-    ReposResolver,
-    ReposService,
-    ListLogsConsumer,
-    {
-      provide: LIST_LOGS_PUB_SUB,
-      useValue: new PubSub(),
-    },
-  ],
+  providers: [ReposResolver, ReposService, ListLogsConsumer],
   exports: [ReposService],
 })
 export class ReposModule {}