subtask edited email notification

be/database/migrations/2023_04_13_085734_add_edited_by_to_subtask.php

@@ -0,0 +1,32 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('sub_tasks', function (Blueprint $table) {
+            $table->foreignIdFor( \App\Models\User::class, 'updated_by')->after('updated_at')->nullable()->default(null);
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('subtask', function (Blueprint $table) {
+            //
+        });
+    }
+};