import { ApiProperty } from '@nestjs/swagger'; /** OpenAPI 错误响应模型(工程规范 04 统一错误体) */ export class ErrorResponseDto { @ApiProperty({ type: Number, description: '错误码(见 ErrorCode 常量)', example: 42202 }) code!: number; @ApiProperty({ type: String, description: '可直接展示给用户的提示', example: '内容触发合规拦截' }) message!: string; @ApiProperty({ type: Object, description: '补充信息(字段错误、命中规则等),结构由错误码决定', required: false, example: { issues: [{ path: 'name', message: 'Required' }] }, }) details?: unknown; @ApiProperty({ type: String, description: '请求追踪 ID,与日志同源', example: '01JABCDEF0123456789ABCDEFG', }) trace_id!: string; }