/**
 * Next.js server startup hook — starts the render-pipeline reaper
 * (RenderPipeline2 §7.7, studio decision 18.1-Q8). The reaper requeues or
 * fails jobs whose lease expired, marks silent machines OFFLINE, and prunes
 * old heartbeats. This is the only background job the web app runs.
 */
export async function register() {
  if (process.env.NEXT_RUNTIME === "nodejs") {
    const { startReaper } = await import("@/lib/render-pipeline/reaper");
    startReaper();
  }
}