feat:修改swagger

src/controller/translate/dto/req/translateImageReq.dto.ts

@@ -2,11 +2,19 @@ import {
   FanYiGouSourceLanguages,
   FanYiGouTargetLanguages,
 } from '@/common/utils/constants';
+import { FilesInterceptor } from '@nestjs/platform-express';
 import { ApiProperty } from '@nestjs/swagger';
 import { Expose } from 'class-transformer';
 import { IsEnum, IsNotEmpty } from 'class-validator';
 
 export class TranslateImageReqDto {
+  @ApiProperty({
+    description: '要翻译的图片文件',
+    format: 'binary',
+    example: '图片文件',
+  })
+  file: any;
+
   @ApiProperty({
     description: '目标语言',
     enum: FanYiGouTargetLanguages,