Function buildPing

packages/server/src/ws/protocol.ts:55–61

()

}

export function buildPing(): PingFrame {
  return {
    type: 'ping',
    timestamp: new Date().toISOString(),
    payload: { nonce: ulid() },
  };
}

/**
 * WS.md §2: `ack` frame (S→C). `code` follows REST error namespace