Multiple scene URLs (#3852)

* Add URLs scene relationship
* Update unit tests
* Update scene edit and details pages
* Update scrapers to use urls
* Post-process scenes during query scrape
* Update UI for URLs
* Change urls label

internal/manager/repository.go

@@ -29,6 +29,7 @@ type GalleryReaderWriter interface {
 type SceneReaderWriter interface {
 	models.SceneReaderWriter
 	scene.CreatorUpdater
+	models.URLLoader
 	GetManyFileIDs(ctx context.Context, ids []int) ([][]file.ID, error)
 }