add user group components

server/src/user-group/dto/create-user-group.dto.ts

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+import { OmitType } from '@nestjs/mapped-types';
+import { UserGroup } from '../../entity/user-group';
+
+export class CreateUserGroupDto extends OmitType(UserGroup, ['id']) {}

server/src/user-group/dto/query-user-group.dto.ts

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+import {
+  IsOptional,
+  IsString,
+  IsNumber,
+  IsIn,
+} from 'class-validator';
+import { Type } from 'class-transformer';
+
+export class QueryUserGroupDto {
+  @IsOptional() @Type(() => Number) @IsNumber() page?: number;
+  @IsOptional() @Type(() => Number) @IsNumber() limit?: number;
+  @IsOptional() @IsString() sortBy?: string;
+  @IsOptional() @IsIn(['ASC', 'DESC']) order?: 'ASC' | 'DESC';
+}

server/src/user-group/dto/update-user-group.dto.ts

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+import { PartialType } from '@nestjs/mapped-types';
+import { CreateUserGroupDto } from './create-user-group.dto';
+
+export class UpdateUserGroupDto extends PartialType(CreateUserGroupDto) {}