refactor: change the role to roles and many to many

src/modules/users/providers/users.service.ts

@@ -107,13 +107,13 @@ export class UsersService {
   /************************************************************ */
 
   async createUser(registerDto: CompleteRegistrationDto, hashedPassword: string, queryRunner: QueryRunner): Promise<User> {
-    const role = await queryRunner.manager.findOne(Role, { where: { name: RoleEnum.USER } });
+    const role = await queryRunner.manager.findOneBy(Role, { name: RoleEnum.USER });
     if (!role) throw new BadRequestException(UserMessage.ROLE_NOT_FOUND);
 
     const user = queryRunner.manager.create(User, {
       ...registerDto,
       password: hashedPassword,
-      role,
+      roles: [role],
     });
     await queryRunner.manager.save(user);
 
@@ -264,7 +264,7 @@ export class UsersService {
     const customer = await this.userRepository.findOne({
       where: {
         id: userId,
-        role: {
+        roles: {
           name: RoleEnum.USER,
         },
       },