Function buildGetGeneratorMetadataRequest

src/windsurf.js:891–895

(cascadeId, offset = 0)

 * usually empty — the LS only fills it on this separate RPC.
 */
export function buildGetGeneratorMetadataRequest(cascadeId, offset = 0) {
  const parts = [writeStringField(1, cascadeId)];
  if (offset > 0) parts.push(writeVarintField(2, offset));
  return Buffer.concat(parts);
}

/**
 * Parse GetCascadeTrajectoryGeneratorMetadataResponse → aggregated usage.