Composer PHP - fourslick/notes GitHub Wiki
php -r "copy('https://getcomposer.org/installer', 'composer-setup.php');"
php composer-setup.php
mv composer.phar /usr/local/bin/composer
composer require telegram-bot/api
<?php
require_once "vendor/autoload.php";
$token = "xxxx";
$chatid = "1234567890";
$message = "abcdefghi";
$bot = new \TelegramBot\Api\BotApi($token);
$bot->sendMessage($chatid, $message);
?>