Update dashboard JS and frontend class

hi-school-slide-manager.php

@@ -3,7 +3,7 @@
  * Plugin Name: Hi-School Slide Manager
  * Plugin URI: https://hi-school.com/slide-manager
  * Description: Multi-site slide management system for Hi-School websites. Allows staff to create and schedule slides on the main site, display them as headers on companion sites via REST API, with advanced preview and editing capabilities.
- * Version: 1.1.1
+ * Version: 1.1.2
  * Author: Hi-School Development Team
  * Author URI: https://hi-school.com
  * License: GPL v2 or later
@@ -22,7 +22,7 @@ if ( ! defined( 'ABSPATH' ) ) {
 }
 
 // Plugin constants
-define( 'HSSM_VERSION', '1.1.1' );
+define( 'HSSM_VERSION', '1.1.2' );
 define( 'HSSM_PLUGIN_FILE', __FILE__ );
 define( 'HSSM_PLUGIN_DIR', plugin_dir_path( __FILE__ ) );
 define( 'HSSM_PLUGIN_URL', plugin_dir_url( __FILE__ ) );
@@ -32,6 +32,24 @@ define( 'HSSM_PLUGIN_BASENAME', plugin_basename( __FILE__ ) );
 // define( 'HSSM_SLIDES_TABLE', 'hssm_slides' );
 // define( 'HSSM_SITES_TABLE', 'hssm_companion_sites' );
 
+/**
+ * Write a debug log line only when WP_DEBUG and WP_DEBUG_LOG are enabled.
+ *
+ * @since 1.1.2
+ * @param mixed $message Message or data to log.
+ */
+function hssm_debug_log( $message ) {
+    if ( ! defined( 'WP_DEBUG' ) || ! WP_DEBUG || ! defined( 'WP_DEBUG_LOG' ) || ! WP_DEBUG_LOG ) {
+        return;
+    }
+
+    if ( ! is_string( $message ) ) {
+        $message = print_r( $message, true );
+    }
+
+    error_log( 'HSSM: ' . $message );
+}
+
 // Include core files
 require_once HSSM_PLUGIN_DIR . 'includes/class-hssm-autoloader.php';
 require_once HSSM_PLUGIN_DIR . 'includes/class-hssm-main.php';