Implemented User Repository in a functional manner by making use of IBMs fp-go package

backend-go/internal/application/services/mapper/user_dto_mapper.go

@@ -17,6 +17,15 @@ func MapUserToDTO(user entities.User) dto.UserDTO {
 	}
 }
 
+// MapUsersToDTOs converts a slice of User domain objects to a slice of UserDTOs.
+func MapUsersToDTOs(users []entities.User) []dto.UserDTO {
+	var userDTOs []dto.UserDTO
+	for _, user := range users {
+		userDTOs = append(userDTOs, MapUserToDTO(user))
+	}
+	return userDTOs
+}
+
 // MapCreateDTOToUser converts a UserCreateDTO to a User domain object.
 func MapCreateDTOToUser(dto dto.UserCreateDTO) entities.UserCreate {
 	return entities.UserCreate{