refactor: use email regex constant

Author: AhmedCodeGuy

src/components/Login/CompleteSignupFormFields/index.ts

@@ -1,4 +1,5 @@
 import {
+  EMAIL_REGEX,
   getEmailField as getOriginalEmailField,
   getUsernameField as getOriginalUsernameField,
 } from '../SignUpFormFields/credentialFields';
@@ -7,9 +8,6 @@ import { getNameFields } from '../SignUpFormFields/nameFields';
 import { FormBuilderFormField } from '@/components/FormBuilder/FormBuilderTypes';
 import { RuleType } from '@/types/FieldRule';
 
-// Simple email validation regex for the complete signup form
-const EMAIL_REGEX = '.+@.+..+';
-
 /**
  * Creates a modified field with updated properties for the complete signup form
  * @param {FormBuilderFormField} field - The original field

src/components/Login/SignUpFormFields/credentialFields.ts

@@ -5,7 +5,7 @@ import { FormBuilderFormField } from '@/components/FormBuilder/FormBuilderTypes'
 import { RuleType } from '@/types/FieldRule';
 import { FormFieldType } from '@/types/FormField';
 
-const EMAIL_REGEX =
+export const EMAIL_REGEX =
   '^(([^<>()[\\]\\\\.,;:\\s@"]+(\\.[^<>()[\\]\\\\.,;:\\s@"]+)*)|(".+"))@((\\[[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\])|(([a-zA-Z0-9]+(-[a-zA-Z0-9]+)*\\.)+[a-zA-Z]{2,}))$';
 
 export const REGEX_USERNAME = '^[a-zA-Z0-9_]+$';