feat: add user createOne and refactor code

src/modules/auth/dtos/verify-otp.dto.ts

@@ -0,0 +1,13 @@
+import { IsNotEmpty, IsString } from 'class-validator';
+import { PhoneDTO } from './login.dto';
+import { i18nValidationMessage as t } from 'nestjs-i18n';
+
+export class VerifyOtpDTO extends PhoneDTO {
+  @IsString()
+  @IsNotEmpty({
+    message: t('validation.requiredField', {
+      field: '$t(auth.fields.otp)',
+    }),
+  })
+  otp: string;
+}