feat(dataset-groups): CRUD, latest-in-group, group SLD with dataset fallback, CreateRasterFromFile

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>

internal/app/app.go

@@ -38,6 +38,7 @@ type App struct {
 	publisher  *rabbitmq.Publisher
 	categories *service.CategoryService
 	datasets   *service.DatasetService
+	groups     *service.DatasetGroupService
 	eventRepo  *postgres.EventRepository
 }
 
@@ -68,6 +69,7 @@ func New(ctx context.Context) (*App, error) {
 
 	categoryRepo := postgres.NewCategoryRepository(pool)
 	datasetRepo := postgres.NewDatasetRepository(pool)
+	groupRepo := postgres.NewDatasetGroupRepository(pool)
 	eventRepo := postgres.NewEventRepository(pool)
 
 	publisher := rabbitmq.NewPublisher(rabbit)
@@ -81,7 +83,8 @@ func New(ctx context.Context) (*App, error) {
 		rabbit:     rabbit,
 		publisher:  publisher,
 		categories: service.NewCategoryService(categoryRepo),
-		datasets:   service.NewDatasetService(datasetRepo, store, categoryRepo, jobPublisher, parser.Columns, parser.Rows, raster.NewGDALConverter()),
+		datasets:   service.NewDatasetService(datasetRepo, store, categoryRepo, groupRepo, jobPublisher, parser.Columns, parser.Rows, raster.NewGDALConverter()),
+		groups:     service.NewDatasetGroupService(groupRepo, datasetRepo, store),
 		eventRepo:  eventRepo,
 	}, nil
 }
@@ -100,11 +103,12 @@ func (a *App) Handler() stdhttp.Handler {
 	})
 
 	return transporthttp.NewRouter(transporthttp.RouterDeps{
-		Logger:      a.Log,
-		Health:      health,
-		Categories:  transporthttp.NewCategoryHandler(a.categories, validate),
-		Datasets:    transporthttp.NewDatasetHandler(a.datasets, validate),
-		OpenAPISpec: api.Spec,
+		Logger:        a.Log,
+		Health:        health,
+		Categories:    transporthttp.NewCategoryHandler(a.categories, validate),
+		Datasets:      transporthttp.NewDatasetHandler(a.datasets, validate),
+		DatasetGroups: transporthttp.NewDatasetGroupHandler(a.groups, validate),
+		OpenAPISpec:   api.Spec,
 	})
 }