refac: article reads, story delete, no leaks, stored SEO status, rate limit, cleanup (%site%, article repo split, old lang repos, one default per site rule to domain)

internal/domain/article/articleDomain.go

@@ -140,6 +140,8 @@ type Article struct {
 	EditRevision      uint32          `json:"-"`
 	SourceArticleID   *uint32         `json:"-"`
 	SourceRevision    uint32          `json:"-"`
+	SEO               SEOSummary      `json:"-"`
+	SEOVersion        uint32          `json:"-"`
 }
 
 func (a Article) UsesImage(imageID uint32) bool {