refac: migration crash, real-database tests, site deleted during create, ruels out of the repo, lists

internal/infrastructure/useCases/auditFailures.go

@@ -37,6 +37,7 @@ var failureReasons = []failureReason{
 	{article.ErrSourceOtherStory, "The chosen source version belongs to another article."},
 	{article.ErrStoryMoveRequired, "The article has other versions, so the whole story must be moved."},
 	{article.ErrSlugConflict, "An address of the article is already used on the destination site."},
+	{article.ErrTargetSiteDeleted, "The site was deleted while the article was being created."},
 	{image.ErrImageTypeNotAllowed, "The file must be a PNG, JPEG, WEBP or SVG image."},
 	{image.ErrImageTooLarge, "The file is too large to upload."},
 	{image.ErrImageUnreadable, "The image could not be read."},