Add first-party Etsy MCP server for shop listings, orders and messages

Expose php artisan etsy:mcp as JSON-RPC stdio next to laravel-boost, reuse the stored HickLab3D shop connection, create listings as drafts only, and skip Etsy v3 conversation send because that API does not exist.

database/migrations/2026_11_07_160000_add_scopes_to_etsy_connections_table.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('etsy_connections', function (Blueprint $table) {
+            $table->string('scopes')->nullable()->after('expires_at');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::table('etsy_connections', function (Blueprint $table) {
+            $table->dropColumn('scopes');
+        });
+    }
+};