https://discord.com/channels/115233111977099271/234582138740146176/1254616044450873369

main.php

<?php

include __DIR__ . '/vendor/autoload.php';

use Discord\Discord;
use Discord\Parts\Channel\Message;
use Discord\WebSockets\Intents;
use Discord\WebSockets\Event;

// loads our .env
$dotenv = Dotenv\Dotenv::createImmutable(__DIR__);
$dotenv->load();

// require our these .env variables to be set
$dotenv
    ->required(['UMPIRE_APPLICATION_ID', 'UMPIRE_PUBLIC_KEY', 'UMPIRE_TOKEN'])
    ->notEmpty();

// .env variables for our bot
$botId = $_ENV['UMPIRE_APPLICATION_ID'];
$botKey = $_ENV['UMPIRE_PUBLIC_KEY'];
$botToken = $_ENV['UMPIRE_TOKEN'];

$discord = new Discord([
    'token' => $botToken,
    'intents' => Intents::getDefaultIntents(),
]);

$discord->on('ready', function (Discord $discord) {
    echo 'Bot is ready!', PHP_EOL;

    // Listen for messages.
    $discord->on(Event::MESSAGE_CREATE, function (
        Message $message,
        Discord $discord,
    ) {
        echo "{$message->author->username}: {$message->content}", PHP_EOL;
    });
});

$discord->run();