feat: Implement VM restart, auto-renew invoice functionality, and client invoice detail API, alongside admin UI improvements.

database/migrations/2026_03_02_100000_add_auto_renew_to_invoice_table.php

@@ -0,0 +1,25 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration {
+    public function up(): void
+    {
+        if (!Schema::hasColumn('invoice', 'auto_renew')) {
+            Schema::table('invoice', function (Blueprint $table) {
+                $table->boolean('auto_renew')->default(false)->after('status');
+            });
+        }
+    }
+
+    public function down(): void
+    {
+        if (Schema::hasColumn('invoice', 'auto_renew')) {
+            Schema::table('invoice', function (Blueprint $table) {
+                $table->dropColumn('auto_renew');
+            });
+        }
+    }
+};