add stores skus table

backend/migrations/2025_11_13_064513_create_skus_table.php

@@ -0,0 +1,28 @@
+<?php
+
+use Hyperf\Database\Schema\Schema;
+use Hyperf\Database\Schema\Blueprint;
+use Hyperf\Database\Migrations\Migration;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('skus', function (Blueprint $table) {
+            $table->bigIncrements('id');
+            $table->datetimes();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('skus');
+    }
+};
+