refactor: consolidate typing lifecycle and queue policy

src/auto-reply/reply/queue-policy.ts

@@ -0,0 +1,21 @@
+import type { QueueSettings } from "./queue.js";
+
+export type ActiveRunQueueAction = "run-now" | "enqueue-followup" | "drop";
+
+export function resolveActiveRunQueueAction(params: {
+  isActive: boolean;
+  isHeartbeat: boolean;
+  shouldFollowup: boolean;
+  queueMode: QueueSettings["mode"];
+}): ActiveRunQueueAction {
+  if (!params.isActive) {
+    return "run-now";
+  }
+  if (params.isHeartbeat) {
+    return "drop";
+  }
+  if (params.shouldFollowup || params.queueMode === "steer") {
+    return "enqueue-followup";
+  }
+  return "run-now";
+}