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/seoStatus.go

@@ -37,6 +37,16 @@ type SEOSummary struct {
 	Suggestions int
 }
 
+func (s SEOSummary) Stale() bool {
+	return s.Status == ""
+}
+
+type SEORecord struct {
+	ArticleID uint32
+	Version   uint32
+	Summary   SEOSummary
+}
+
 func (a SEOAssessment) Summary() SEOSummary {
 	return SEOSummary{Status: a.Status, Suggestions: len(a.Suggestions)}
 }