fix: remove unused method broadcastSentMessages

api/src/chat/services/chat.service.ts

@@ -48,19 +48,6 @@ export class ChatService {
     private readonly attachmentService: AttachmentService,
   ) {}
 
-  /**
-   * Synchronize sent messages cross opened websocket connections of the same account
-   *
-   * @param event - The received event
-   */
-  private broadcastSentMessages(event: EventWrapper<any, any>) {
-    this.websocketGateway.broadcast(
-      event.getSender(),
-      event.getEventType(),
-      event._adapter.raw,
-    );
-  }
-
   /**
    * Ends a given conversation (sets active to false)
    *