feat: send ticket receipts via WhatsApp and normalize phone numbers

Add WhatsApp API integration for automated receipt delivery
Enforce country codes for all phone number inputs (defaults to +60)

server/utils/user-repository.ts

@@ -3,6 +3,7 @@ import { randomUUID } from 'node:crypto'
 import type { AuthenticatorTransportFuture, CredentialDeviceType } from '@simplewebauthn/server'
 
 import type { AuthUser, ManagedUser, PasskeySummary, PublicContact, UserRole } from '~~/shared/auth'
+import { normalizePhoneNumber } from '~~/shared/auth'
 
 import { encodeBase64Url, toIsoString } from './base64url'
 import { ensureDatabaseReady } from './db-init'
@@ -80,7 +81,7 @@ function mapAuthUser(row: DbUserRow): AuthUser {
     id: row.id,
     username: row.username,
     fullName: row.full_name,
-    phoneNumber: row.phone_number,
+    phoneNumber: row.phone_number ? normalizePhoneNumber(row.phone_number) : null,
     role: row.role,
     isActive: row.is_active,
     mustChangePassword: row.must_change_password,
@@ -251,7 +252,7 @@ export async function listPublicContacts(): Promise<PublicContact[]> {
   return rows.map((row) => ({
     id: row.id,
     fullName: row.full_name,
-    phoneNumber: row.phone_number || '',
+    phoneNumber: normalizePhoneNumber(row.phone_number || ''),
     role: row.role
   }))
 }
@@ -281,7 +282,7 @@ export async function getPublicContactById(contactId: string): Promise<PublicCon
   return {
     id: row.id,
     fullName: row.full_name,
-    phoneNumber: row.phone_number || '',
+    phoneNumber: normalizePhoneNumber(row.phone_number || ''),
     role: row.role
   }
 }