fix(chat): 添加 game_configs 表缺失的 type 字段的迁移文件

database/migrations/2026_03_12_083619_add_type_to_game_configs_table.php

@@ -0,0 +1,31 @@
+<?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('game_configs', function (Blueprint $table) {
+            $table->string('type', 20)->default('general')->after('id')->comment('配置分类：gomoku/general等');
+            // 为了保证加速查询
+            $table->index(['type', 'key']);
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::table('game_configs', function (Blueprint $table) {
+            $table->dropIndex(['type', 'key']);
+            $table->dropColumn('type');
+        });
+    }
+};