readd queue-worker domain, add heartbewat to db-queue

server/src/worker/worker.interface.ts

@@ -2,6 +2,7 @@ import { Monitor } from "@/domain/monitors/monitor.types.js";
 import { Check } from "@/domain/checks/check.type.js";
 import { MonitorPayloadMap, MonitorStatusResponse, StatusChangeResult } from "@/types/network.js";
 import { MonitorActionDecision } from "@/worker/worker.helper.js";
+import { QueueWorker } from "@/domain/queue-workers/queue-worker.type.js";
 
 export type MonitorEvaluation = {
 	monitor: Monitor;