// Open the game DB once at server boot (Next ≥15 instrumentation hook; runs under `next dev`
// and `next start`) so the ./db volume file exists from first start, before any request.
// Dynamic import inside the runtime guard: lib/db/client.ts uses node:fs + sql.js, which must
// never be pulled into the Edge Runtime instrumentation bundle (Next bundles register() for both).
export async function register() {
  if (process.env.NEXT_RUNTIME === 'nodejs') {
    const { getGameDb } = await import('@/lib/db/client');
    void getGameDb();
  }
}