fix: preserve queue blocked state

src/mgr/queue-dispatch.ts

@@ -82,14 +82,20 @@ function assertDispatchable(task: QueueTaskRecord): void {
 }
 
 function queueStateFromCore(run: RunRecord, command: CommandRecord): QueueTaskState {
+  const runState = queueTerminalStateFromRun(run);
+  if (runState) return runState;
   if (command.state === "completed") return "completed";
   if (command.state === "failed") return "failed";
   if (command.state === "cancelled") return "cancelled";
+  return "running";
+}
+
+function queueTerminalStateFromRun(run: RunRecord): QueueTaskState | null {
   if (run.status === "completed") return "completed";
   if (run.status === "failed") return "failed";
   if (run.status === "blocked") return "blocked";
   if (run.status === "cancelled") return "cancelled";
-  return "running";
+  return null;
 }
 
 function buildRunInput(task: QueueTaskRecord, input: JsonRecord): CreateRunInput {