feat: SEO backend data (1/4)

internal/infrastructure/persistence/repositories/authorRepository.go

@@ -319,6 +319,14 @@ func (a *AuthorRepository) AvatarUsage() (map[uint32]int, error) {
 	return usage, nil
 }
 
+func (a *AuthorRepository) FindByAvatar(imageID uint32) ([]domain.Author, error) {
+	var found []entity.Author
+	if err := a.db.Where("avatar_id = ?", imageID).Order("id ASC").Find(&found).Error; err != nil {
+		return nil, err
+	}
+	return a.toDomain(a.db, found)
+}
+
 func (a *AuthorRepository) ClearAvatar(imageID uint32) ([]uint32, error) {
 	ids := []uint32{}
 	err := a.db.Transaction(func(tx *gorm.DB) error {