Add pg-boss worker poc (#2991)

* Add pg-boss worker poc

* add Example job

* add retry limit

* rename MessageQueue

packages/twenty-server/src/workspace/messaging/producers/messaging-producer.ts

@@ -0,0 +1,27 @@
+import { Inject, Injectable } from '@nestjs/common';
+
+import { MessageQueue } from 'src/integrations/message-queue/message-queue.constants';
+import { MessageQueueService } from 'src/integrations/message-queue/services/message-queue.service';
+import {
+  FetchMessagesJob,
+  FetchMessagesJobData,
+} from 'src/workspace/messaging/jobs/fetch-messages.job';
+
+@Injectable()
+export class MessagingProducer {
+  constructor(
+    @Inject(MessageQueue.messagingQueue)
+    private readonly messageQueueService: MessageQueueService,
+  ) {}
+
+  async enqueueFetchMessages(data: FetchMessagesJobData, singletonKey: string) {
+    await this.messageQueueService.add<FetchMessagesJobData>(
+      FetchMessagesJob.name,
+      data,
+      {
+        id: singletonKey,
+        retryLimit: 2,
+      },
+    );
+  }
+}