Bugfix/data source validation of create asset profile with market data DTO (#7173)

* Fix data source validation

* Update changelog

CHANGELOG.md

@@ -21,6 +21,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Fixed
 
+- Fixed the validation of the data source field of an asset profile with market data
 - Fixed a recurring issue where single-value fields were incorrectly validated as arrays in various endpoints
 
 ## 3.18.0 - 2026-06-28

libs/common/src/lib/dtos/create-asset-profile-with-market-data.dto.ts

@@ -1,12 +1,12 @@
 import { MarketData } from '@ghostfolio/common/interfaces';
 
 import { DataSource } from '@prisma/client';
-import { IsArray, IsEnum, IsOptional } from 'class-validator';
+import { IsArray, IsIn, IsOptional } from 'class-validator';
 
 import { CreateAssetProfileDto } from './create-asset-profile.dto';
 
 export class CreateAssetProfileWithMarketDataDto extends CreateAssetProfileDto {
-  @IsEnum([DataSource.MANUAL], {
+  @IsIn([DataSource.MANUAL], {
     message: `dataSource must be '${DataSource.MANUAL}'`
   })
   dataSource: DataSource;