fix(upgrade): count only scheduled jobs running on this host

database/migrations/2026_10_28_204953_add_worker_host_to_scheduled_job_executions.php

@@ -0,0 +1,28 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    private const TABLES = ['scheduled_task_executions', 'scheduled_database_backup_executions', 'scheduled_volume_backup_executions'];
+
+    public function up(): void
+    {
+        foreach (self::TABLES as $table) {
+            Schema::table($table, function (Blueprint $table) {
+                $table->string('worker_host')->nullable();
+            });
+        }
+    }
+
+    public function down(): void
+    {
+        foreach (self::TABLES as $table) {
+            Schema::table($table, function (Blueprint $table) {
+                $table->dropColumn('worker_host');
+            });
+        }
+    }
+};