Return the new alert channel's id

alerts_api.go

@@ -114,7 +114,7 @@ func (s *Server) saveChannel(w http.ResponseWriter, r *http.Request, sc alertSco
 	}
 	s.save()
 	s.audit(sc.org, sc.actor, "alert.channel.save", in.Name)
-	ok(w)
+	writeJSON(w, 200, map[string]any{"ok": true, "id": in.ID})
 }
 
 func (s *Server) deleteChannel(w http.ResponseWriter, r *http.Request, sc alertScope) {