refactor(core): Have one orchestration service per instance type (#7303)

webhook instances will not listen to either worker or event log messages
on the Redis pub/sub channel

packages/cli/src/services/orchestration/webhook/orchestration.handler.webhook.service.ts

@@ -0,0 +1,22 @@
+import { Service } from 'typedi';
+import { COMMAND_REDIS_CHANNEL } from '../../redis/RedisServiceHelper';
+import { OrchestrationHandlerService } from '../../orchestration.handler.base.service';
+import { handleCommandMessageWebhook } from './handleCommandMessageWebhook';
+
+@Service()
+export class OrchestrationHandlerWebhookService extends OrchestrationHandlerService {
+	async initSubscriber() {
+		this.redisSubscriber = await this.redisService.getPubSubSubscriber();
+
+		await this.redisSubscriber.subscribeToCommandChannel();
+
+		this.redisSubscriber.addMessageHandler(
+			'OrchestrationMessageReceiver',
+			async (channel: string, messageString: string) => {
+				if (channel === COMMAND_REDIS_CHANNEL) {
+					await handleCommandMessageWebhook(messageString);
+				}
+			},
+		);
+	}
+}