fix(subagent): preserve steered task text on restart redispatch

openclaw-clownfish[bot] · openclaw-clownfish[bot] · commit 9889feca8454 · 2026-06-17T16:54:53.000Z
diff --git a/src/gateway/session-subagent-reactivation.test.ts b/src/gateway/session-subagent-reactivation.test.ts
@@ -63,7 +63,7 @@ describe("reactivateCompletedSubagentSession", () => {
     });
   });
 
-  it("threads the follow-up task into the replacement so restart redispatch rewraps the new prompt instead of the stale original", async () => {
+  it("threads the exact follow-up task into the replacement so restart redispatch rewraps the new prompt instead of the stale original", async () => {
     // Regression for the ClawSweeper P2 finding on #77539: the helper-level
     // task override reaches active steer, descendant wake, and orphan
     // recovery, but the completed-session reactivation sibling path used by
@@ -100,7 +100,7 @@ describe("reactivateCompletedSubagentSession", () => {
       nextRunId: "run-next",
       fallback: latestEndedRun,
       runTimeoutSeconds: 0,
-      task: "follow-up prompt text",
+      task: "  follow-up prompt text  ",
     });
   });
 
diff --git a/src/gateway/session-subagent-reactivation.ts b/src/gateway/session-subagent-reactivation.ts
@@ -33,12 +33,13 @@ export async function reactivateCompletedSubagentSession(params: {
     return false;
   }
   const { replaceSubagentRunAfterSteer } = await loadSessionSubagentReactivationRuntime();
-  const trimmedTask = params.task?.trim();
+  const task = params.task;
+  const hasTask = typeof task === "string" && task.trim().length > 0;
   return replaceSubagentRunAfterSteer({
     previousRunId: existing.runId,
     nextRunId: runId,
     fallback: existing,
     runTimeoutSeconds: existing.runTimeoutSeconds ?? 0,
-    ...(trimmedTask ? { task: trimmedTask } : {}),
+    ...(hasTask ? { task } : {}),
   });
 }
