chore: 添加静态资源文件和版本配置文件

添加大量图片、字体、音频等静态资源文件，包括用户界面图片、模板文件和安装界面素材
添加系统版本配置文件(.version)和常量定义文件(.constant)
更新供应商依赖文件，包括Symfony VarDumper组件和相关许可证文件
添加验证码配置文件(captcha.php)和.gitignore规则

app/command/ClearCache.php

@@ -0,0 +1,44 @@
+<?php
+// +----------------------------------------------------------------------
+// | CRMEB [ CRMEB赋能开发者，助力企业发展 ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2016~2026 https://www.crmeb.com All rights reserved.
+// +----------------------------------------------------------------------
+// | Licensed CRMEB并不是自由软件，未经许可不能去掉CRMEB相关版权
+// +----------------------------------------------------------------------
+// | Author: CRMEB Team <admin@crmeb.com>
+// +----------------------------------------------------------------------
+
+
+namespace app\command;
+
+
+use think\console\Command;
+use think\console\Input;
+use think\console\Output;
+use think\facade\Log;
+use think\facade\Cache;
+use crmeb\services\CacheService;
+use crmeb\services\FileService;
+
+class ClearCache extends Command
+{
+    protected function configure()
+    {
+        // 指令配置
+        $this->setName('clear:cache')
+            ->setDescription('已删除缓存');
+    }
+
+    protected function execute(Input $input, Output $output)
+    {
+        try {
+            FileService::delDir(root_path() . 'runtime');
+            Cache::clear();
+        } catch (\Exception $e) {
+            Log::info('删除缓存错误：' . $e->getMessage());
+        }
+        $output->info('执行成功:已删除缓存');
+    }
+
+}