feat: Implement cron job queue system based on database

- Added PHP support to project configuration.
- Updated FTP configuration to exclude additional directories.
- Changed remote database host in config.php and enabled debug mode.
- Removed outdated TODO from documentation and created a new CRON_QUEUE_PLAN.md.
- Introduced a new cron job queue system using database tables pp_cron_jobs and pp_cron_schedules.
- Refactored cron job orchestration to improve management and reliability.
- Updated OrderAdminService to use the new queue system and removed old file-based logic.
- Added migration scripts for new database structure.

config.php

@@ -1,6 +1,6 @@
 <?php
 $database['host']               = 'localhost';
-$database['remote_host'] = 'host700513.hostido.net.pl';
+$database['remote_host'] = 'host117523.hostido.net.pl';
 $database['user']               = 'host117523_shoppro';
 $database['password']           = 'mhA9WCEXEnRfTtbN33hL';
 $database['name']               = 'host117523_shoppro';
@@ -13,7 +13,7 @@ $config['redis']['host'] = '127.0.0.1';
 $config['redis']['port'] = 20470;
 $config['redis']['password'] = 'Gi7FzWtkry19hZ1BqT1LKEWfwokQpigh';
 
-$config['debug']['apilo'] = false;
+$config['debug']['apilo'] = true;
 
 $config['trustmate']['enabled'] = true;
 $config['trustmate']['uid'] = '34eb36ba-c715-4cdc-8707-22376c9f14c7';