fix(update): add a timeout for deployment/rebuild and add a cancel button.

src/server/services/process-job.service.ts

@@ -1,6 +1,12 @@
 import { randomUUID } from "crypto";
 
-export type ProcessJobStatus = "queued" | "running" | "success" | "error";
+export type ProcessJobStatus =
+  | "queued"
+  | "running"
+  | "cancelling"
+  | "cancelled"
+  | "success"
+  | "error";
 
 export interface ProcessJobLogEntry {
   id: number;
@@ -19,6 +25,8 @@ export interface ProcessJob {
   logs: ProcessJobLogEntry[];
   result?: unknown;
   error?: string;
+  cancelReason?: string;
+  cancel?: (reason?: string) => void;
   nextLogId: number;
   subscribers: Set<(entry: ProcessJobLogEntry) => void>;
 }
@@ -31,7 +39,9 @@ function pruneJobs(now = Date.now()) {
   for (const [jobId, job] of jobs.entries()) {
     if (
       job.subscribers.size === 0 &&
-      (job.status === "success" || job.status === "error") &&
+      (job.status === "success" ||
+        job.status === "error" ||
+        job.status === "cancelled") &&
       now - job.updatedAt > JOB_TTL_MS
     ) {
       jobs.delete(jobId);
@@ -102,14 +112,39 @@ export function updateProcessJob(
     status?: ProcessJobStatus;
     result?: unknown;
     error?: string;
+    cancel?: (reason?: string) => void;
+    cancelReason?: string;
   },
 ) {
   job.status = patch.status ?? job.status;
   job.result = patch.result ?? job.result;
   job.error = patch.error ?? job.error;
+  job.cancel = patch.cancel ?? job.cancel;
+  job.cancelReason = patch.cancelReason ?? job.cancelReason;
   job.updatedAt = Date.now();
 }
 
+export function cancelProcessJob(job: ProcessJob, reason = "Cancelled by user") {
+  if (job.status === "success" || job.status === "error") {
+    return false;
+  }
+
+  if (job.status === "cancelled") {
+    return true;
+  }
+
+  if (job.status === "cancelling") {
+    return true;
+  }
+
+  job.status = "cancelling";
+  job.cancelReason = reason;
+  job.updatedAt = Date.now();
+  job.cancel?.(reason);
+  appendProcessJobLog(job, `[job] Cancellation requested: ${reason}`);
+  return true;
+}
+
 export function subscribeProcessJob(
   job: ProcessJob,
   subscriber: (entry: ProcessJobLogEntry) => void,
@@ -131,5 +166,6 @@ export function serializeProcessJob(job: ProcessJob) {
     logs: job.logs,
     result: job.result,
     error: job.error,
+    cancelReason: job.cancelReason,
   };
 }