Fix email verification domain and membership fee amount

- Update domain config to use portal.monacousa.org for verification links
- Correct membership fee from €50 to €150/year in welcome emails
- Add password setup link to verification success page
- Include registration date in welcome email template

server/utils/email.ts

@@ -21,6 +21,7 @@ export interface WelcomeEmailData {
   lastName: string;
   verificationLink: string;
   memberId: string;
+  registrationDate?: string;
   logoUrl?: string;
 }