Potential fix for pull request finding

Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>

Author: GoluScriptMage

src/modules/vendors/dto/vendor-list-query.dto.ts

@@ -32,7 +32,7 @@ export class VendorListQueryDto {
     maximum: 100,
   })
   @IsOptional()
-  @Transform(({ value }) => parseInt(value, 10))
+  @Transform(({ value }) => (value === undefined ? 20 : Number(value)))
   @IsInt()
   @Min(1)
   @Max(100)