fix(worker): keep polling process alive

apps/api/src/workers/index.ts

@@ -10,8 +10,7 @@ const runner=new OperationsRunner(operations,new ExpoPushProvider(),new DiscordP
   {enabled:config.classifierEnabled,apiKey:config.openRouterApiKey,model:config.classifierModel,prompt:config.classifierPrompt,adminPrivateKeyJwk:config.adminPrivateKeyJwk,mediaRoot:config.mediaRoot}),
   new MediaJanitor(mediaRepository,mediaStorage));
 let stopped=false;let timer:NodeJS.Timeout|undefined;
-async function tick(){if(stopped)return;try{const result=await runner.runOnce(new Date(),config.batchSize);if(result.claimed||result.failed)console.log('Operations worker tick',result);}catch(cause){console.error('Operations worker tick failed',cause);}finally{if(!stopped){timer=setTimeout(()=>void tick(),config.pollIntervalMs);timer.unref();}}}
+async function tick(){if(stopped)return;try{const result=await runner.runOnce(new Date(),config.batchSize);if(result.claimed||result.failed)console.log('Operations worker tick',result);}catch(cause){console.error('Operations worker tick failed',cause);}finally{if(!stopped){timer=setTimeout(()=>void tick(),config.pollIntervalMs);}}}
 async function shutdown(signal:string){if(stopped)return;stopped=true;if(timer)clearTimeout(timer);console.log(`Received ${signal}; stopping operations worker`);await Promise.all([operations.close(),mediaRepository.close()]);}
 process.on('SIGINT',()=>void shutdown('SIGINT').then(()=>process.exit(0))); process.on('SIGTERM',()=>void shutdown('SIGTERM').then(()=>process.exit(0)));
 console.log('Sauci operations worker started');void tick();
-