1. Go to this page and download the library: Download avelpress/updater library. Choose the download type require.
2. Extract the ZIP file and open the index.php.
3. Add this code to the index.php.
<?php
require_once('vendor/autoload.php');
/* Start to develop here. Best regards https://php-download.com/ */
avelpress / updater example snippets
AvelPress::init( 'my-plugin', [
'base_path' => __DIR__ . '/src',
'updater' => [
// {slug} is replaced with the plugin id.
'endpoint' => 'https://store.example.com/wp-json/v1/plugin/update',
],
] );