Add option to change bot status

[LumeMC]

When using it with a linked discord user, the app doens't respond and gives a error in Velocity logs. If a not linked discord user is provided, it says "Unlink @user from". Example: /unlink Lume_ or /unlink Lume_ Lume_

java.lang.NullPointerException: Cannot invoke "java.util.UUID.toString()" because "uuid" is null
	at com.kalimero2.team.dclink.storage.Storage.getMinecraftPlayer(Storage.java:177) ~[?:?]
	at com.kalimero2.team.dclink.DCLink.getMinecraftPlayer(DCLink.java:111) ~[?:?]
	at com.kalimero2.team.dclink.discord.BotCommands.unLinkCommand(BotCommands.java:197) ~[?:?]
	at com.kalimero2.team.dclink.discord.BotCommands.onSlashCommandInteraction(BotCommands.java:103) ~[?:?]
	at com.kalimero2.team.dclink.libs.net.dv8tion.jda.api.hooks.ListenerAdapter.onEvent(ListenerAdapter.java:463) ~[?:?]
	at com.kalimero2.team.dclink.libs.net.dv8tion.jda.api.hooks.InterfacedEventManager.handle(InterfacedEventManager.java:98) ~[?:?]
	at com.kalimero2.team.dclink.libs.net.dv8tion.jda.internal.hooks.EventManagerProxy.handleInternally(EventManagerProxy.java:88) ~[?:?]
	at com.kalimero2.team.dclink.libs.net.dv8tion.jda.internal.hooks.EventManagerProxy.handle(EventManagerProxy.java:70) ~[?:?]
	at com.kalimero2.team.dclink.libs.net.dv8tion.jda.internal.JDAImpl.handleEvent(JDAImpl.java:169) ~[?:?]
	at com.kalimero2.team.dclink.libs.net.dv8tion.jda.internal.handle.InteractionCreateHandler.handleCommand(InteractionCreateHandler.java:112) ~[?:?]
	at com.kalimero2.team.dclink.libs.net.dv8tion.jda.internal.handle.InteractionCreateHandler.handleInternally(InteractionCreateHandler.java:83) ~[?:?]
	at com.kalimero2.team.dclink.libs.net.dv8tion.jda.internal.handle.SocketHandler.handle(SocketHandler.java:39) ~[?:?]
	at com.kalimero2.team.dclink.libs.net.dv8tion.jda.internal.requests.WebSocketClient.onDispatch(WebSocketClient.java:1009) ~[?:?]
	at com.kalimero2.team.dclink.libs.net.dv8tion.jda.internal.requests.WebSocketClient.onEvent(WebSocketClient.java:892) ~[?:?]
	at com.kalimero2.team.dclink.libs.net.dv8tion.jda.internal.requests.WebSocketClient.handleEvent(WebSocketClient.java:870) ~[?:?]
	at com.kalimero2.team.dclink.libs.net.dv8tion.jda.internal.requests.WebSocketClient.onBinaryMessage(WebSocketClient.java:1048) ~[?:?]
	at com.neovisionaries.ws.client.ListenerManager.callOnBinaryMessage(ListenerManager.java:385) ~[?:?]
	at com.neovisionaries.ws.client.ReadingThread.callOnBinaryMessage(ReadingThread.java:276) ~[?:?]
	at com.neovisionaries.ws.client.ReadingThread.handleBinaryFrame(ReadingThread.java:996) ~[?:?]
	at com.neovisionaries.ws.client.ReadingThread.handleFrame(ReadingThread.java:755) ~[?:?]
	at com.neovisionaries.ws.client.ReadingThread.main(ReadingThread.java:108) ~[?:?]
	at com.neovisionaries.ws.client.ReadingThread.runMain(ReadingThread.java:64) ~[?:?]
	at com.neovisionaries.ws.client.WebSocketThread.run(WebSocketThread.java:45) ~[?:?]

Also, I would like to recommend a setting for the bot status 😃.

[byquanton]

I will look into it.

[byquanton]

Also, I would like to recommend a setting for the bot status 😃.

You can already change the status message in the config.

[LumeMC]

You can already change the status message in the config.

I mean online, offline, middle and not disturb status.

[byquanton]

With 1.4.0 the /unlink bug has been fixed.