chore(06-02): download and include Action Scheduler library

- Downloaded Action Scheduler 3.9.3 from GitHub
- Placed in vendor/action-scheduler/ directory
- Included in main plugin file before other code for proper initialization
- Library will auto-initialize itself when required

vendor/action-scheduler/classes/migration/Config.php

@@ -0,0 +1,196 @@
+<?php
+
+
+namespace Action_Scheduler\Migration;
+
+use Action_Scheduler\WP_CLI\ProgressBar;
+use ActionScheduler_Logger as Logger;
+use ActionScheduler_Store as Store;
+
+/**
+ * Class Config
+ *
+ * @package Action_Scheduler\Migration
+ *
+ * @since 3.0.0
+ *
+ * A config builder for the ActionScheduler\Migration\Runner class
+ */
+class Config {
+	/**
+	 * Source store instance.
+	 *
+	 * @var ActionScheduler_Store
+	 */
+	private $source_store;
+
+	/**
+	 * Source logger instance.
+	 *
+	 * @var ActionScheduler_Logger
+	 */
+	private $source_logger;
+
+	/**
+	 * Destination store instance.
+	 *
+	 * @var ActionScheduler_Store
+	 */
+	private $destination_store;
+
+	/**
+	 * Destination logger instance.
+	 *
+	 * @var ActionScheduler_Logger
+	 */
+	private $destination_logger;
+
+	/**
+	 * Progress bar object.
+	 *
+	 * @var Action_Scheduler\WP_CLI\ProgressBar
+	 */
+	private $progress_bar;
+
+	/**
+	 * Flag indicating a dryrun.
+	 *
+	 * @var bool
+	 */
+	private $dry_run = false;
+
+	/**
+	 * Config constructor.
+	 */
+	public function __construct() {
+
+	}
+
+	/**
+	 * Get the configured source store.
+	 *
+	 * @return ActionScheduler_Store
+	 * @throws \RuntimeException When source store is not configured.
+	 */
+	public function get_source_store() {
+		if ( empty( $this->source_store ) ) {
+			throw new \RuntimeException( __( 'Source store must be configured before running a migration', 'action-scheduler' ) );
+		}
+
+		return $this->source_store;
+	}
+
+	/**
+	 * Set the configured source store.
+	 *
+	 * @param ActionScheduler_Store $store Source store object.
+	 */
+	public function set_source_store( Store $store ) {
+		$this->source_store = $store;
+	}
+
+	/**
+	 * Get the configured source logger.
+	 *
+	 * @return ActionScheduler_Logger
+	 * @throws \RuntimeException When source logger is not configured.
+	 */
+	public function get_source_logger() {
+		if ( empty( $this->source_logger ) ) {
+			throw new \RuntimeException( __( 'Source logger must be configured before running a migration', 'action-scheduler' ) );
+		}
+
+		return $this->source_logger;
+	}
+
+	/**
+	 * Set the configured source logger.
+	 *
+	 * @param ActionScheduler_Logger $logger Logger object.
+	 */
+	public function set_source_logger( Logger $logger ) {
+		$this->source_logger = $logger;
+	}
+
+	/**
+	 * Get the configured destination store.
+	 *
+	 * @return ActionScheduler_Store
+	 * @throws \RuntimeException When destination store is not configured.
+	 */
+	public function get_destination_store() {
+		if ( empty( $this->destination_store ) ) {
+			throw new \RuntimeException( __( 'Destination store must be configured before running a migration', 'action-scheduler' ) );
+		}
+
+		return $this->destination_store;
+	}
+
+	/**
+	 * Set the configured destination store.
+	 *
+	 * @param ActionScheduler_Store $store Action store object.
+	 */
+	public function set_destination_store( Store $store ) {
+		$this->destination_store = $store;
+	}
+
+	/**
+	 * Get the configured destination logger.
+	 *
+	 * @return ActionScheduler_Logger
+	 * @throws \RuntimeException When destination logger is not configured.
+	 */
+	public function get_destination_logger() {
+		if ( empty( $this->destination_logger ) ) {
+			throw new \RuntimeException( __( 'Destination logger must be configured before running a migration', 'action-scheduler' ) );
+		}
+
+		return $this->destination_logger;
+	}
+
+	/**
+	 * Set the configured destination logger.
+	 *
+	 * @param ActionScheduler_Logger $logger Logger object.
+	 */
+	public function set_destination_logger( Logger $logger ) {
+		$this->destination_logger = $logger;
+	}
+
+	/**
+	 * Get flag indicating whether it's a dry run.
+	 *
+	 * @return bool
+	 */
+	public function get_dry_run() {
+		return $this->dry_run;
+	}
+
+	/**
+	 * Set flag indicating whether it's a dry run.
+	 *
+	 * @param bool $dry_run Dry run toggle.
+	 */
+	public function set_dry_run( $dry_run ) {
+		$this->dry_run = (bool) $dry_run;
+	}
+
+	/**
+	 * Get progress bar object.
+	 *
+	 * @return ActionScheduler\WPCLI\ProgressBar
+	 */
+	public function get_progress_bar() {
+		return $this->progress_bar;
+	}
+
+	/**
+	 * Set progress bar object.
+	 *
+	 * @param ActionScheduler\WPCLI\ProgressBar $progress_bar Progress bar object.
+	 */
+	public function set_progress_bar( ProgressBar $progress_bar ) {
+		$this->progress_bar = $progress_bar;
+	}
+}