feat: check if the leave command was invoked by the bot owner before leaving

src/command/join.rs

@@ -66,7 +66,7 @@ fn get_guild_and_vc_error_to_embed(error: GetGuildAndVoiceChannelIdError) -> Emb
     match error {
         GetGuildAndVoiceChannelIdError::NotInGuild => {
             EmbedBuilder::new().title("Use this in a server").description("This bot can't find a VC to join if the command is used outside of a server (you might've used it in a DM?).").validate().unwrap().build()
-        }
+        },
         GetGuildAndVoiceChannelIdError::NoUser => {
             EmbedBuilder::new().title("Not invoked by a user").description("This command works by joining the same VC as the user, but this bot didn't receive any user data. So did no user invoke it?! (This error should be impossible!)").validate().unwrap().build()
         },