Plan Your Visit landing page for visit.waterschurch.org

Next.js 16 static export + PHP 8 API for cPanel/Apache hosting.

- Location-aware campus finder (IP estimate, optional precise location, ZIP search)
- Three-step Plan Your Visit form with separate email/SMS consent
- PHP API: validation, anti-spam, rate limiting, SQLite lead store,
  Mailchimp and Sinch Engage adapters, idempotent retries via cron
- Attribution capture (utm_*, gclid/gbraid/wbraid, fbclid, ttclid, twclid) and
  consent-aware analytics hooks
- Vitest and PHP test suites, cPanel deployment script and docs

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>

public/api/lib/Phone.php

@@ -0,0 +1,31 @@
+<?php
+declare(strict_types=1);
+
+/** North American Numbering Plan normalization to E.164 (+1NXXNXXXXXX). */
+final class Phone
+{
+    public static function normalizeNanp(string $input): ?string
+    {
+        $digits = preg_replace('/\D+/', '', $input) ?? '';
+        if (strlen($digits) === 11 && $digits[0] === '1') {
+            $digits = substr($digits, 1);
+        }
+        if (strlen($digits) !== 10) {
+            return null;
+        }
+        $area = substr($digits, 0, 3);
+        $exchange = substr($digits, 3, 3);
+        if (in_array($area[0], ['0', '1'], true) || in_array($exchange[0], ['0', '1'], true)) {
+            return null;
+        }
+        if ($area[1] === '1' && $area[2] === '1') {
+            return null; // N11 service codes
+        }
+        return '+1' . $digits;
+    }
+
+    public static function isE164(string $v): bool
+    {
+        return (bool)preg_match('/^\+[1-9]\d{6,14}$/', $v);
+    }
+}