Removed application folder (Ci3) added maintenance mode

app/Commands/Up.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Commands;
+
+use CodeIgniter\CLI\BaseCommand;
+use CodeIgniter\CLI\CLI;
+
+class Up extends BaseCommand
+{
+    protected $group       = 'Housekeeping';
+    protected $name        = 'up';
+    protected $description = 'Bring the application out of maintenance mode.';
+    protected $usage       = 'up';
+
+    public function run(array $params)
+    {
+        $filePath = WRITEPATH . 'down';
+
+        if (! file_exists($filePath)) {
+            CLI::write('Application is not in maintenance mode.', 'yellow');
+            return 0;
+        }
+
+        if (unlink($filePath)) {
+            CLI::write('Application is now live.', 'green');
+        } else {
+            CLI::error('Failed to disable maintenance mode. Check file permissions.');
+            return 1;
+        }
+
+        return 0;
+    }
+}