sharding with index.js

// Require the necessary things and login to the bot.
const Discord = require("discord.js");
const moment = require('moment');
const fs = require('fs');
const config = require("./config.json");
const prefix = config.prefix;
const manager = require('./shards.js');
const client = new Discord.Client();
client.login(config.token);

// Read the Commands folder
client.commands = new Discord.Collection();
const commandFiles = fs.readdirSync('./commands').filter(file => file.endsWith('.js'));

// Include the other files we have
for (const file of commandFiles) {
    const command = require(`./commands/${file.slice(0,-3)}`)
    client.commands.set(command.name, command);
}

// Sets status upon bot being booted up & logged in.
client.on("ready", () => {
   client.user.setPresence({
        status: "online",
        activity: {
            name: `${config.prefix}help`,
            type: "PLAYING"
        }
    }); // End of Setting Presence
    console.log(`Reading file: ` + file.slice(0,-3));
    // Sends embed when bot is reloaded
    const onEmbed = new Discord.MessageEmbed() // WORKS!
         .setColor('#000000')
         .setFooter(`The bot has been successfully rebooted. 💜 If you have issues please ping cute.as.ducks#8061`);
    let channel = client.channels.cache.find(c => c.id === '776192612671553578');

    channel.send(onEmbed);
}); // End of setting status.

// Listens for messages.
client.on('message', message => {
    if (!message.content.startsWith(prefix) || message.author.bot) return;

    const args = message.content.slice(prefix.length).trim().split(/ +/);
    const commandName = args.shift().toLowerCase();

    const command = client.commands.get(commandName) || client.commands.find(cmd => cmd.aliases && cmd.aliases.includes(commandName));

    if (!client.commands.has(command)) return;

try {
    client.commands.get(command).execute(message, args);
} catch (error) {
    console.error(error);
    message.reply('there was an error trying to execute that command!');
}

    if (!message.guild) return;

}); // End of listening for messages.