Function serializeRows

packages/shared-domain/src/database-csv.ts:141–145

(rows: DbRow[], fields: DbField[])

/** Serialize rows back to CSV text (header from field.name in field order). */
export function serializeRows(rows: DbRow[], fields: DbField[]): string {
  const header = fields.map((f) => f.name)
  const body = rows.map((row) => fields.map((f) => row.cells[f.id] ?? ''))
  return serializeCsv([header, ...body])
}

// ---------------------------------------------------------------------------
// Inference (opening a CSV that has no sidecar yet)