Added issue command.

commands/issue.js

+const Discord = require('discord.js');
+const errors = require('../errors.json');
+
+exports.run = async (client, message, args, connection) => {
+    const embed = new Discord.MessageEmbed()
+    .setDescription('Click [here](https://git.randomchars.net/Reviath/byakuren/-/issues/new) to open an issue on GitLab')
+    .setColor("RANDOM");
+    message.channel.send(embed).catch(e => {
+        message.channel.send(errors.cannot_send_embed).catch(e => {
+            return;
+        });
+        return;
+    });
+};
+
+module.exports.help = {
+    name: 'issue',
+    aliases: ['gitlab']
+};
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