deploy-command.js

const fs = require("node:fs");
const path = require("node:path");
const { REST } = require("@discordjs/rest");
const { Routes } = require("discord-api-types/v9");
require("dotenv").config();

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

for (const file of commandFiles) {
  const filePath = path.join(commandsPath, file);
  const command = require(filePath);
  commands.push(command.data.toJSON());
}

const rest = new REST({ version: "9" }).setToken(process.env.TOKEN);

(async () => {
  try {
    console.log("Started refreshing application (/) commands.");

    await rest.put(
      Routes.applicationGuildCommands(
        process.env.CLIENT_ID,
        process.env.GUILD_ID
      ),
      {
        body: commands,
      }
    );

    await rest.put(Routes.applicationCommands(process.env.CLIENT_ID), {
      body: commands,
    });

    console.log("Successfully reloaded application (/) commands.");
  } catch (error) {
    console.error(error);
  }
})();