feat: build housekeeping command deck shell

src/features/housekeeping/foundation/shell/operator-summary.tsx

@@ -0,0 +1,19 @@
+import type { HousekeepingActor } from "../contracts";
+
+interface OperatorSummaryProps {
+	actor: HousekeepingActor;
+}
+
+export function OperatorSummary({ actor }: OperatorSummaryProps) {
+	return (
+		<div className="min-w-0 text-sm text-[var(--admin-text)]">
+			<div className="truncate font-medium">{actor.username}</div>
+			<div
+				data-operator-rank={actor.rank}
+				className="text-[var(--admin-text-muted)]"
+			>
+				{actor.rank}
+			</div>
+		</div>
+	);
+}