补充丢失代码

src/server/models/sessions/sessions.js

@@ -923,7 +923,8 @@ class Sessions extends RedisModel {
                        } else {
                            message.session_id = sessionId;
                            res.forEach(function (participant) {
                                if (participant.id !== message.sender_id) {
                                if (participant.id !== message.sender_id &&
                                    participant.participant_role == PARTICIPANT_ROLES.HOST) {
                                    Sessions.pushNotification(participant.id, participant.name, message);
                                }
                            });