rename heartbeat service file

Author: nicktrn

packages/core/src/v3/index.ts

@@ -67,7 +67,7 @@ export {
 } from "./utils/ioSerialization.js";
 
 export * from "./utils/imageRef.js";
-export * from "./utils/heartbeat.js";
+export * from "./utils/interval.js";
 
 export * from "./config.js";
 export {

packages/core/src/v3/runEngineWorker/supervisor/session.ts

@@ -8,7 +8,7 @@ import { VERSION } from "../../../version.js";
 import { io, Socket } from "socket.io-client";
 import { WorkerClientToServerEvents, WorkerServerToClientEvents } from "../types.js";
 import { getDefaultWorkerHeaders } from "./util.js";
-import { HeartbeatService } from "../../utils/heartbeat.js";
+import { HeartbeatService } from "../../utils/interval.js";
 
 type SupervisorSessionOptions = SupervisorClientCommonOptions & {
   queueConsumerEnabled?: boolean;