feat(mcp): add per-team server toggle

database/migrations/2026_06_25_000000_add_is_mcp_server_enabled_to_teams_table.php

@@ -0,0 +1,22 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::table('teams', function (Blueprint $table) {
+            $table->boolean('is_mcp_server_enabled')->default(true);
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::table('teams', function (Blueprint $table) {
+            $table->dropColumn('is_mcp_server_enabled');
+        });
+    }
+};