add websocket

Helius

2021-05-27 182c01b109ffb3b4be248c2e128835ace70eeae8

 src/main/java/com/xcong/excoin/netty/common/ChannelManager.java

@@ -56,6 +56,10 @@

    public static Channel findWsChannel(Long id){
        ChannelId channelId = MEMBER_CHANNEL.get(id.toString());
        if (channelId == null) {
            return null;
        }

        return WEBSOCKET_GROUP.find(channelId);
    }