Implement RBAC migration and role management enhancements

- Added AJAX functionality to fetch role permissions for copying.
- Introduced system role management with permission checks for updates.
- Implemented role deletion with confirmation modal and backend handling.
- Enhanced user role assignment migration scripts to transition from legacy profiles to RBAC.
- Created SQL migration scripts for user roles and permissions mapping.
- Updated user interface to support new role management features including copy permissions and system role indicators.

settings/systemservicetool_init.php

@@ -2,7 +2,7 @@
 
 //=================================================================
 //Software version SERVICE Tool====================================
-//=================================================================
+/*=================================================================
 $latest_version = getLatestVersion('EPSK01',$clientsecret) ?? '';
 
 $service_tool_current_version = ($latest_version !='') ? $latest_version['version'] : '';
@@ -11,7 +11,7 @@ $software_download_url = 'https://'.$_SERVER['SERVER_NAME'].'/firmware'.'/';
 
 //getSoftware (legacy)
 $software_url = ($latest_version !='') ? $latest_version['source'] : 'https://'.$_SERVER['SERVER_NAME'].'/firmware'.'/'.$service_tool_current_filename;
-
+*/
 //=================================================================
 //SERVICE Tool manual          ===================================
 //=================================================================
@@ -90,9 +90,9 @@ $init = array(
     "ManualURL"=> $manual_url,
     "termsURL"=> "https://emergency-plug.com/en/terms-and-conditions",
     "Application" => array(
-        "current_version" => $service_tool_current_version,
-        "current_filename" => $service_tool_current_filename,
-        "location" => $software_download_url
+        "current_version" => '',
+        "current_filename" => '',
+        "location" => ''
     )
 );