优化商店个性装扮体验

database/migrations/2026_04_27_000000_add_active_decorations_to_users_table.php

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+<?php
+
+/**
+ * 文件功能：用户表增加 active_decorations JSON 列
+ * 用于存储用户当前激活的个人装扮信息（气泡/昵称颜色/头像框）及过期时间。
+ *
+ * JSON 结构示例：
+ * {
+ *     "bubble":      {"style": "msg_bubble_golden",  "expires_at": "2026-05-04T12:00:00+08:00"},
+ *     "name_color":  {"style": "msg_name_rainbow",   "expires_at": "2026-05-01T12:00:00+08:00"},
+ *     "avatar_frame":{"style": "avatar_frame_dragon", "expires_at": "2026-05-27T12:00:00+08:00"}
+ * }
+ *
+ * @author   ChatRoom Laravel
+ *
+ * @version  1.0.0
+ */
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * 新增 active_decorations 列（可空 JSON）。
+     */
+    public function up(): void
+    {
+        Schema::table('users', function (Blueprint $table) {
+            $table->json('active_decorations')->nullable()
+                ->comment('用户当前激活的装扮：bubble 气泡 / name_color 昵称颜色 / avatar_frame 头像框，含过期时间');
+        });
+    }
+
+    /**
+     * 回滚：删除 active_decorations 列。
+     */
+    public function down(): void
+    {
+        Schema::table('users', function (Blueprint $table) {
+            $table->dropColumn('active_decorations');
+        });
+    }
+};

database/migrations/2026_04_27_000001_add_decoration_types_to_shop_items_table.php

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+<?php
+
+/**
+ * 文件功能：为店铺商品类型加入个人装扮（消息气泡、昵称颜色、头像框）。
+ *
+ * 支持用户在商店购买有期限的个人装扮道具，购买后自动激活并在聊天和用户列表中展示。
+ *
+ * @author   ChatRoom Laravel
+ *
+ * @version  1.0.0
+ */
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\DB;
+
+return new class extends Migration
+{
+    /**
+     * 扩展 shop_items.type ENUM，加入三种装扮类型。
+     */
+    public function up(): void
+    {
+        if (DB::getDriverName() === 'mysql') {
+            DB::statement("ALTER TABLE `shop_items` MODIFY `type` ENUM('instant','duration','one_time','ring','auto_fishing','sign_repair','msg_bubble','msg_name_color','avatar_frame') NOT NULL COMMENT '道具类型'");
+        }
+    }
+
+    /**
+     * 回滚：移除装扮类型值，将已有装扮商品标记为 one_time。
+     */
+    public function down(): void
+    {
+        if (DB::getDriverName() === 'mysql') {
+            // 将已有的装扮商品类型回退为 one_time，避免 ENUM 收缩报错
+            DB::statement("UPDATE `shop_items` SET `type` = 'one_time' WHERE `type` IN ('msg_bubble','msg_name_color','avatar_frame')");
+            DB::statement("ALTER TABLE `shop_items` MODIFY `type` ENUM('instant','duration','one_time','ring','auto_fishing','sign_repair') NOT NULL COMMENT '道具类型'");
+        }
+    }
+};