diff --git a/appinfo/info.xml b/appinfo/info.xml
index 0c39953..45c1f76 100644
--- a/appinfo/info.xml
+++ b/appinfo/info.xml
@@ -5,7 +5,7 @@
     <name>OCC Web</name>
     <summary>OCC Commands in a web terminal</summary>
     <description><![CDATA[Run OCC Commands in a web terminal]]></description>
-    <version>0.2.3</version>
+    <version>0.3.0</version>
     <licence>agpl</licence>
     <author mail="adphi.apps@gmail.com" >Adphi</author>
     <namespace>OCCWeb</namespace>
@@ -15,7 +15,7 @@
     <repository>https://github.com/adphi/occweb</repository>
     <screenshot>https://github.com/adphi/occweb/raw/main/appinfo/screenshot.png</screenshot>
     <dependencies>
-        <nextcloud min-version="31" max-version="31"/>
+        <nextcloud min-version="31" max-version="33"/>
     </dependencies>
     <navigations>
         <navigation role="admin">
diff --git a/css/style.css b/css/style.css
index 6141904..b4fda40 100644
--- a/css/style.css
+++ b/css/style.css
@@ -773,3 +773,15 @@ terminal .terminal-output > div {
 .prompt span, .cursor-line span span, .command div span{
   color: #009ae3 !important;
 }
+
+/* Keep terminal content left-aligned even when Nextcloud runs in RTL mode */
+html[dir="rtl"] #app-content.terminal,
+html[dir="rtl"] #app-content .terminal,
+html[dir="rtl"] #app-content .terminal-output,
+html[dir="rtl"] #app-content .terminal-output > div > div,
+html[dir="rtl"] #app-content .cmd,
+html[dir="rtl"] #app-content .cmd div,
+html[dir="rtl"] #app-content .cmd .prompt {
+  direction: ltr;
+  text-align: left;
+}
diff --git a/js/index.js b/js/index.js
index 4641951..df715dd 100644
--- a/js/index.js
+++ b/js/index.js
@@ -1,6 +1,42 @@
 (function (OC, window, $, undefined) {
   'use strict';
   $(function() {
+    var longRunningCommandPatterns = [
+      /^files:scan(?:\s|$)/,
+      /^files:transfer-ownership(?:\s|$)/,
+      /^encryption:/,
+      /^fulltextsearch:/,
+      /^preview:generate-all(?:\s|$)/,
+      /^versions:cleanup(?:\s|$)/,
+      /^trashbin:cleanup(?:\s|$)/,
+      /^db:add-missing-indices(?:\s|$)/,
+      /^db:add-missing-columns(?:\s|$)/,
+      /^db:add-missing-primary-keys(?:\s|$)/,
+      /^maintenance:repair(?:\s|$)/
+    ];
+
+    function isPotentiallyLongRunning(command) {
+      var normalizedCommand = (command || '').trim().toLowerCase();
+      if (!normalizedCommand) {
+        return false;
+      }
+      return longRunningCommandPatterns.some(function(pattern) {
+        return pattern.test(normalizedCommand);
+      });
+    }
+
+    function confirmLongRunningCommand(command) {
+      if (!isPotentiallyLongRunning(command)) {
+        return true;
+      }
+
+      return window.confirm(
+        'Warning: "' + command + '" can take a long time on large instances and may timeout in the browser.\n\n' +
+        'Recommendation: Run this command via CLI/SSH for better reliability.\n\n' +
+        'Do you want to run it anyway?'
+      );
+    }
+
     function scrollToBottom(){
       var html = $('html');
       html.scrollTop(html.prop('scrollHeight'));
@@ -16,6 +52,10 @@
           this.reset();
           break;
         default:
+          if (!confirmLongRunningCommand(command)) {
+            term.echo('\nCommand canceled.');
+            break;
+          }
           var occCommand = {
             command: command
           };
diff --git a/lib/Controller/OccController.php b/lib/Controller/OccController.php
index 3ead8c1..bfae7ef 100644
--- a/lib/Controller/OccController.php
+++ b/lib/Controller/OccController.php
@@ -20,7 +20,6 @@ class OccController extends Controller
   private $userId;
 
   private $application;
-  private $symphonyApplication;
   private $output;
 
   public function __construct($AppName, IRequest $request, $userId)
@@ -41,14 +40,12 @@ public function __construct($AppName, IRequest $request, $userId)
     );
     $this->application->setAutoExit(false);
     $this->output = new OccOutput(OutputInterface::VERBOSITY_NORMAL, true);
-    $this->application->loadCommands(new StringInput(""), $this->output);    
-    $reflectionProperty = new \ReflectionProperty(Application::class, 'application');
-    $reflectionProperty->setAccessible(true);
-    $this->symphonyApplication = $reflectionProperty->getValue($this->application);
+    $this->application->loadCommands(new StringInput(""), $this->output);
   }
 
   /**
    * @NoCSRFRequired
+   * @AdminRequired
    */
   public function index()
   {
@@ -73,23 +70,51 @@ private function run($input)
   /**
    * @param string $command
    * @return DataResponse
+   * @AdminRequired
    */
   public function cmd($command)
   {
-    $this->logger->debug($command);
-    $input = new StringInput($command);
+    $startedAt = microtime(true);
+    $rawCommand = trim((string)$command);
+    $commandName = strtok($rawCommand, ' ') ?: 'unknown';
+
+    $this->logger->info('occweb command started', [
+      'user' => $this->userId,
+      'command' => $commandName,
+    ]);
+
+    $input = new StringInput($rawCommand);
     $response = $this->run($input);
-    $this->logger->debug($response);
+
+    $this->logger->info('occweb command finished', [
+      'user' => $this->userId,
+      'command' => $commandName,
+      'duration_ms' => (int)round((microtime(true) - $startedAt) * 1000),
+    ]);
+
     return new DataResponse($response);
   }
 
+  /**
+   * @AdminRequired
+   */
   public function list() {
-    $defs = $this->symphonyApplication->all();
-    $cmds = array();
-    foreach ($defs as $d) {
-      array_push($cmds, $d->getName());
+    $output = $this->run(new StringInput('list --raw'));
+    $lines = preg_split('/\r\n|\r|\n/', (string)$output);
+    $cmds = [];
+
+    foreach ($lines as $line) {
+      $line = trim($line);
+      if ($line === '') {
+        continue;
+      }
+
+      $parts = preg_split('/\s+/', $line, 2);
+      if (!empty($parts[0])) {
+        $cmds[] = $parts[0];
+      }
     }
-    return new DataResponse($cmds);
+
+    return new DataResponse(array_values(array_unique($cmds)));
   }
 }
-
diff --git a/lib/Controller/OccOutput.php b/lib/Controller/OccOutput.php
index 5f0c0d0..74891b2 100644
--- a/lib/Controller/OccOutput.php
+++ b/lib/Controller/OccOutput.php
@@ -12,6 +12,7 @@
 class OccOutput extends BufferedOutput implements ConsoleOutputInterface
 {
   private $consoleSectionOutputs = [];
+  private $errorOutput;
 
   private $stream;
   /**
@@ -21,13 +22,16 @@ class OccOutput extends BufferedOutput implements ConsoleOutputInterface
    */
   public function getErrorOutput(): OutputInterface
   {
-    // TODO: Implement getErrorOutput() method.
-    return $this;
+    if ($this->errorOutput === null) {
+      // Keep compatibility when no explicit stderr output is configured.
+      $this->errorOutput = $this;
+    }
+    return $this->errorOutput;
   }
 
   public function setErrorOutput(OutputInterface $error)
   {
-
+    $this->errorOutput = $error;
   }
 
   /**