Announce article if it contains "inReplyTo"

actor.go

@@ -139,6 +139,18 @@ func (a *Actor) PostArticle(url string) error {
 	}
 	create["object"] = article
 	go a.sendToFollowers(create)
+	if article["inReplyTo"] != nil {
+		// Boost article if it contains "inReplyTo"
+		announce := make(map[string]interface{})
+		announce["@context"] = context()
+		announce["id"] = url + "#Announce"
+		announce["type"] = "Announce"
+		announce["object"] = url
+		announce["actor"] = a.iri
+		announce["to"] = []string{"https://www.w3.org/ns/activitystreams#Public"}
+		announce["published"] = article["published"]
+		go a.sendToFollowers(announce)
+	}
 	return nil
 }