Implement replying to "who" on channel

FreshShit/WhoSniffer/init.lua

@@ -299,6 +299,7 @@ if not channelId then
     JoinPermanentChannel(channel)
 end
 channelId = GetChannelId(channel)
+aura_env.channelId = channelId
 print(string.format("channel %s resolved to id %d", channel, channelId))
 
 ---@param msg string
@@ -327,8 +328,4 @@ aura_env.NotifyChannelGone = function(player)
     local msg = string.format("%s of class %s and guild %s left %s", player.name, player.class, player.guild,
         player.zone)
     NotifyChannel(msg)
-end
-
-local foo = Player.new("foo", "bar", "Human", "Warrior", "Orgrimmar")
-aura_env.NotifyChannel(foo)
-
+end