Missing required "data" or "execute" property

import { SlashCommandBuilder, type CommandInteraction } from "discord.js";

export default {
    data: new SlashCommandBuilder()
        .setName("hello")
        .setDescription("Says Hello"),
      async execute(interaction: CommandInteraction) {
        // Get the user who triggered the interaction
        const user = interaction.user;
        // Construct the reply message with the user's mention
        const replyMessage = `Hello ${user}!`;
        // Reply to the interaction
        await interaction.reply(replyMessage);
    },
}

import { SlashCommandBuilder, type CommandInteraction } from "discord.js";

export default {
    data: new SlashCommandBuilder()
        .setName("hello")
        .setDescription("Says Hello"),
      async execute(interaction: CommandInteraction) {
        // Get the user who triggered the interaction
        const user = interaction.user;
        // Construct the reply message with the user's mention
        const replyMessage = `Hello ${user}!`;
        // Reply to the interaction
        await interaction.reply(replyMessage);
    },
}

export function LoadCommands({ mainFolder, token, clientID, client, guildID,  }: LoadCommandsParams) {
    const commands: JSON[] = [];
    const commandFolders = fs.readdirSync(mainFolder);

    for (const folder of commandFolders) {
        // Grab all the command files from the commands directory you created earlier
        const commandsPath = path.join(mainFolder, folder);
        const commandFiles = fs.readdirSync(commandsPath).filter(file => file.endsWith('.ts'));
        // Grab the SlashCommandBuilder#toJSON() output of each command's data for deployment
        for (const file of commandFiles) {
            const filePath = path.join(commandsPath, file);
            const command = require(filePath);
            if ('data' in command && 'execute' in command) {
                commands.push(command.data.toJSON());
            } else {
                console.log(`[WARNING] 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.`);
    
            // The put method is used to fully refresh all commands in the guild with the current set
            const data = await rest.put(
                Routes.applicationGuildCommands(clientID, guildID),
                { body: commands },
            );
    
            console.log(`Successfully reloaded ${(data as string[]).length} application (/) commands.`);
        } catch (error) {
            // And of course, make sure you catch and log any errors!
            console.error(error);
        }
    }
}

export function LoadCommands({ mainFolder, token, clientID, client, guildID,  }: LoadCommandsParams) {
    const commands: JSON[] = [];
    const commandFolders = fs.readdirSync(mainFolder);

    for (const folder of commandFolders) {
        // Grab all the command files from the commands directory you created earlier
        const commandsPath = path.join(mainFolder, folder);
        const commandFiles = fs.readdirSync(commandsPath).filter(file => file.endsWith('.ts'));
        // Grab the SlashCommandBuilder#toJSON() output of each command's data for deployment
        for (const file of commandFiles) {
            const filePath = path.join(commandsPath, file);
            const command = require(filePath);
            if ('data' in command && 'execute' in command) {
                commands.push(command.data.toJSON());
            } else {
                console.log(`[WARNING] 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.`);
    
            // The put method is used to fully refresh all commands in the guild with the current set
            const data = await rest.put(
                Routes.applicationGuildCommands(clientID, guildID),
                { body: commands },
            );
    
            console.log(`Successfully reloaded ${(data as string[]).length} application (/) commands.`);
        } catch (error) {
            // And of course, make sure you catch and log any errors!
            console.error(error);
        }
    }
}