Add a notice when the min WP version is not met (#32)

.eslintignore

@@ -2,3 +2,4 @@
 node_modules
 vendor
 *.php
+dist

vip-workflow.php

@@ -22,14 +22,14 @@
 
 define( 'VIP_WORKFLOW_LOADED', true );
 
-// ToDo: Add a check for the WP version as well.
 // ToDo: When 6.4 is our min version, switch to wp_admin_notice.
-if ( version_compare( phpversion(), '8.0', '<' ) ) {
+global $wp_version;
+if ( version_compare( phpversion(), '8.0', '<' ) || version_compare( $wp_version, '6.2', '<' ) ) {
 	add_action( 'admin_notices', function () {
 		?>
 		<div class="notice notice-error">
-				<p><?php esc_html_e( 'VIP Workflow requires PHP 8.0+.', 'vip-workflow' ); ?></p>
-			</div>
+			<p><?php esc_html_e( 'VIP Workflow requires PHP 8.0+ and WordPress 6.2+.', 'vip-workflow' ); ?></p>
+		</div>
 		<?php
 	}, 10, 0 );
 	return;