refactor: make runners single-turn

src/task-scheduler.ts

@@ -259,20 +259,6 @@ async function runTask(
   const sessionId =
     task.context_mode === 'group' ? sessions[task.group_folder] : undefined;
 
-  // After the task produces a result, close the agent promptly.
-  // Tasks are single-turn — no need to wait IDLE_TIMEOUT (30 min) for the
-  // query loop to time out. A short delay handles any final MCP calls.
-  const TASK_CLOSE_DELAY_MS = 10000;
-  let closeTimer: ReturnType<typeof setTimeout> | null = null;
-
-  const scheduleClose = () => {
-    if (closeTimer) return; // already scheduled
-    closeTimer = setTimeout(() => {
-      logger.debug({ taskId: task.id }, 'Closing task agent after result');
-      deps.queue.closeStdin(task.chat_jid);
-    }, TASK_CLOSE_DELAY_MS);
-  };
-
   const shouldTrackStatus =
     isWatchCiTask(task) &&
     typeof deps.sendTrackedMessage === 'function' &&
@@ -350,11 +336,6 @@ async function runTask(
           result = streamedOutput.result;
           // Forward result to user (sendMessage handles formatting)
           await deps.sendMessage(task.chat_jid, streamedOutput.result);
-          scheduleClose();
-        }
-        if (streamedOutput.status === 'success') {
-          deps.queue.notifyIdle(task.chat_jid);
-          scheduleClose(); // Close promptly even when result is null (e.g. IPC-only tasks)
         }
         if (streamedOutput.status === 'error') {
           error = streamedOutput.error || 'Unknown error';
@@ -362,8 +343,6 @@ async function runTask(
       },
     );
 
-    if (closeTimer) clearTimeout(closeTimer);
-
     if (output.status === 'error') {
       error = output.error || 'Unknown error';
     } else if (output.result) {
@@ -380,7 +359,6 @@ async function runTask(
       'Task completed',
     );
   } catch (err) {
-    if (closeTimer) clearTimeout(closeTimer);
     error = err instanceof Error ? err.message : String(err);
     logger.error({ taskId: task.id, error }, 'Task failed');
   }