Facebook Ads Customer Payload (customer-file/build-payload.ts)

Normalizes and hashes customer data for Facebook Ads offline conversion uploads. Use this when integrating CRM data with advertising platforms to maintain privacy and compliance.

// Source: https://github.com/ChatbotXIO/ChatbotX | License: MIT | Copyright 2024-present AhaChat LLC
// Provided via justclaw.it.com; keep this notice with the code.
// node:crypto (sync) on purpose — 100k rows × 13 keys through async Web
// Crypto is far too slow. This module is only reachable through the
// `./customer-file` package export, never the package root, so the builder's
// edge/middleware graph never pulls it in (spec D25).
import { createHash } from "node:crypto"
import type { CustomerFileColumnMap } from "./header-map"
import { CUSTOMER_FILE_KEYS, type CustomerFileKey } from "./keys"
import {
  normalizeBirthYear,
  normalizeCity,
  normalizeCountry,
  normalizeCustomerPhone,
  normalizeEmail,
  normalizeGender,
  normalizeMadid,
  normalizeName,
  normalizeState,
  normali

... (truncated -- full source via MCP)