docs(openapi): add explicit type for single file upload

k-kbk · k-kbk · commit 3649ea31e943 · 2025-04-23T23:17:15.000+09:00
diff --git a/content/openapi/operations.md b/content/openapi/operations.md
@@ -138,7 +138,7 @@ You can enable file upload for a specific method with the `@ApiBody` decorator t
   description: 'List of cats',
   type: FileUploadDto,
 })
-uploadFile(@UploadedFile() file) {}
+uploadFile(@UploadedFile() file: Express.Multer.File) {}
 ```
 
 Where `FileUploadDto` is defined as follows:
