deploy-commands.js

const { REST, Routes } = require('discord.js');
require('dotenv').config()
const token = process.env.TOKEN;
const clientId = process.env.CLIENTID; 
const fs = require('node:fs');
const path = require('node:path');

const commands = [];
const commandsPath = path.join(__dirname,'commands');
const commandsFiles = fs.readdirSync(commandsPath).filter(file=>file.endsWith('.js'));

for (const file of commandsFiles){
    const filePath = path.join(commandsPath,file);
    const command =  require(filePath);
    if('data' in command && 'execute' in command){
        commands.push(command.data.toJSON());
    }else{
        console.warn(`The command at ${filePath} is missing a required "data" or "execute" property`);
    }
}


const rest = new REST().setToken(token);

(async () => {
	try {
		console.log(`Started refreshing ${commands.length} application (/) commands.`);
		const data = await rest.put(
			Routes.applicationCommands(clientId),
			{ body: commands },
		);
		console.log(`Successfully reloaded ${data.length} application (/) commands.`);
	} catch (error) {
		console.error(error);
	}
})();