refactor: split modules and harden scraping workflows

internal/repository/series_repository.go

@@ -0,0 +1,33 @@
+package repository
+
+import (
+	"context"
+	"errors"
+
+	"gorm.io/gorm"
+
+	"github.com/ShukeBta/MediaStationGo/internal/model"
+)
+
+// SeriesRepository persists model.Series records.
+type SeriesRepository struct{ db *gorm.DB }
+
+// FindByID returns the series or (nil, nil).
+func (r *SeriesRepository) FindByID(ctx context.Context, id string) (*model.Series, error) {
+	var s model.Series
+	err := r.db.WithContext(ctx).Where("id = ?", id).First(&s).Error
+	if errors.Is(err, gorm.ErrRecordNotFound) {
+		return nil, nil
+	}
+	if err != nil {
+		return nil, err
+	}
+	return &s, nil
+}
+
+// List returns all series (ordered by title).
+func (r *SeriesRepository) List(ctx context.Context) ([]model.Series, error) {
+	var s []model.Series
+	err := r.db.WithContext(ctx).Order("title asc").Find(&s).Error
+	return s, err
+}