feat: add worker timeout

setting timeout as 1 minute
TODO: handle memory leaks from stalled jobs

Author: wei

src/processor/index.ts

@@ -1,10 +1,38 @@
 import type { Job } from "bullmq";
 import type { SchedulerJobData } from "@wei/probot-scheduler";
-import type { Probot } from "probot";
+import type { Logger, Probot, ProbotOctokit } from "probot";
 import logger from "@/src/utils/logger.ts";
 import { getPullConfig } from "@/src/utils/get-pull-config.ts";
 import { Pull } from "@/src/processor/pull.ts";
 
+const TIMEOUT = 60 * 1000;
+
+function createTimeoutPromise(log: Logger) {
+  return new Promise((_, reject) => {
+    setTimeout(() => {
+      log.warn("⏰ Job timed out after 1 minute");
+      reject(new Error("Job timed out after 1 minute"));
+    }, TIMEOUT);
+  });
+}
+
+async function processRepo(
+  octokit: ProbotOctokit,
+  jobData: SchedulerJobData,
+  log: Logger,
+) {
+  const { owner, repo } = jobData;
+
+  const config = await getPullConfig(octokit, log, jobData);
+  if (!config) {
+    log.info(`⚠️ No config found, skipping`);
+    return;
+  }
+
+  const pull = new Pull(octokit, { owner, repo, logger: log }, config);
+  await pull.routineCheck();
+}
+
 export function getRepoProcessor(probot: Probot) {
   return async function RepoJobProcessor(job: Job<SchedulerJobData>) {
     const log = logger.child({
@@ -14,23 +42,18 @@ export function getRepoProcessor(probot: Probot) {
 
     log.info("🏃 Processing repo job");
 
-    const { installation_id, owner, repo } = job.data;
-
     try {
-      const octokit = await probot.auth(installation_id);
-
-      const config = await getPullConfig(octokit, log, job.data);
-      if (!config) {
-        log.info(`⚠️ No config found, skipping`);
-        return;
-      }
+      const octokit = await probot.auth(job.data.installation_id);
 
-      const pull = new Pull(octokit, { owner, repo, logger: log }, config);
-      await pull.routineCheck();
+      await Promise.race([
+        processRepo(octokit, job.data, log),
+        createTimeoutPromise(log),
+      ]);
 
-      log.info(`✅ Repo job ${job.id} processed successfully`);
+      log.info(`✅ Repo job processed successfully`);
     } catch (error) {
-      log.error(error, "❌ Repo job failed");
+      const message = error instanceof Error ? error.message : "Unknown error";
+      log.error(error, `❌ Repo job failed: ${message}`);
     }
   };
 }