Implemented system heartbeat, to poll systems regularly that we havent heard from

database/migrations/2023_11_26_001257_system_heartbeat.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
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+		Schema::table('systems', function (Blueprint $table) {
+			$table->smallInteger('heartbeat')->nullable();
+		});
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+		Schema::table('systems', function (Blueprint $table) {
+			$table->dropColumn('heartbeat');
+		});
+    }
+};