[taskboard] add dispatch control plane

app/dispatch/page.tsx

@@ -0,0 +1,13 @@
+import { DispatchHistory } from "@/components/dispatch-history";
+import { listFailedTasks, listTaskEvents } from "@/lib/tasks";
+
+export const dynamic = "force-dynamic";
+
+export default async function DispatchPage() {
+  const [events, failedTasks] = await Promise.all([
+    listTaskEvents(undefined, 50),
+    listFailedTasks(),
+  ]);
+
+  return <DispatchHistory events={events} failedTasks={failedTasks} />;
+}