Added created_by and updated_by fields to MfmReading model and migration

app/Models/MfmReading.php

@@ -40,6 +40,8 @@ class MfmReading extends Model
         'power_factor_total',
         'created_at',
         'updated_at',
+        'created_by',
+        'updated_by',
     ];
 
     public function plant(): BelongsTo

database/migrations/2026_04_29_103627_add_created_by_and_updated_by_to_mfm_readings.php

@@ -0,0 +1,38 @@
+<?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
+    {
+        $sql1 = <<<'SQL'
+        ALTER TABLE mfm_readings
+        ADD COLUMN created_by TEXT DEFAULT NULL
+        SQL;
+
+        DB::statement($sql1);
+
+        $sql2 = <<<'SQL'
+        ALTER TABLE mfm_readings
+        ADD COLUMN updated_by TEXT DEFAULT NULL
+        SQL;
+
+        DB::statement($sql2);
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        // Schema::table('mfm_readings', function (Blueprint $table) {
+        //     //
+        // });
+    }
+};