final phone validation move to ZZ default

close #16

src/models/entities/User.ts

@@ -1,5 +1,6 @@
 import { IsBoolean, IsEmail, IsInt, IsNotEmpty, IsOptional, IsPhoneNumber, IsString, IsUUID } from "class-validator";
 import { Column, Entity, JoinTable, ManyToMany, ManyToOne, OneToMany, PrimaryGeneratedColumn } from "typeorm";
+import { config } from '../../config';
 import { Permission } from './Permission';
 import { UserAction } from './UserAction';
 import { UserGroup } from './UserGroup';
@@ -35,7 +36,7 @@ export class User {
   */
   @Column({ nullable: true })
   @IsOptional()
-  @IsPhoneNumber("ZZ")
+  @IsPhoneNumber(config.phone_validation_countrycode)
   phone?: string;
 
   /**