add missing models

kontor-gin/internal/service/article_author.go

@@ -0,0 +1,22 @@
+package service
+
+import (
+	"context"
+	"kontor-api-gin/internal/models"
+	"kontor-api-gin/internal/repository"
+	"log/slog"
+)
+
+type ArticleAuthorService struct {
+	repository *repository.ArticleAuthorRepository
+}
+
+func NewArticleAuthorService(repo *repository.ArticleAuthorRepository) *ArticleAuthorService {
+	service := &ArticleAuthorService{repository: repo}
+	return service
+}
+
+func (service *ArticleAuthorService) List(context context.Context) ([]models.ArticleAuthor, error) {
+	slog.Info("ArticleAuthorService#List")
+	return service.repository.FindAll(context)
+}