normalizePhoneNumber static method
Normalizes phone numbers for search (removes formatting)
Implementation
static String normalizePhoneNumber(String phoneNumber) {
if (phoneNumber.isEmpty) return phoneNumber;
return phoneNumber
.replaceAll(RegExp(r'[^\d+]'), '') // Keep only digits and +
.replaceAll(RegExp(r'^\+'), '') // Remove leading +
.trim();
}