feat: 扩展奖池、风控与报表能力，新增对账补偿、广播和人工操作接口

database/migrations/2026_05_18_000001_add_combo_trigger_to_jackpot_pools_table.php

@@ -0,0 +1,22 @@
+<?php
+
+use Illuminate\Support\Facades\Schema;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::table('jackpot_pools', function (Blueprint $table): void {
+            $table->json('combo_trigger_play_codes')->nullable()->after('min_bet_amount');
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::table('jackpot_pools', function (Blueprint $table): void {
+            $table->dropColumn('combo_trigger_play_codes');
+        });
+    }
+};