feat: 实现挂机修仙、排行榜、大厅重构与全站留言板系统

- (Phase 8) 后台各维度管理与配置
- (Phase 9) 全自动静默挂机修仙升级
- (Phase 9) 四大维度风云排行榜页面
- (Phase 10) 全站留言板与悄悄话私信功能
- 运行 Pint 代码格式化

database/migrations/2026_02_26_040521_create_guestbooks_table.php

@@ -0,0 +1,37 @@
+<?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::create('guestbooks', function (Blueprint $table) {
+            $table->id();
+            $table->string('who', 50)->index()->comment('留言人');
+            $table->string('towho', 50)->nullable()->index()->comment('给谁留言');
+            $table->tinyInteger('secret')->default(0)->comment('是否悄悄话 (1是 0否)');
+            $table->string('ip', 50)->nullable()->comment('留言者IP');
+            $table->string('email', 250)->nullable()->comment('留言者邮箱');
+            $table->string('web', 250)->nullable()->comment('留言者网站');
+            $table->string('addr', 250)->nullable()->comment('留言者地址');
+            $table->dateTime('post_time')->nullable()->index()->comment('留言时间');
+            $table->string('text_title', 250)->nullable()->comment('留言标题');
+            $table->text('text_body')->nullable()->comment('留言内容');
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('guestbooks');
+    }
+};