chore: 添加缺失的静态资源文件

添加多个前端界面所需的图片、字体、音频等静态资源文件，包括：
- 管理员后台的图标、背景图、组件图片
- 移动端页面的商品图片、用户中心图片、活动图标
- 第三方库的示例图片和字体文件
- 浏览器兼容性配置文件
- 图标字体文件（eot、ttf、woff、woff2格式）

这些资源是前端界面正常显示所必需的，之前可能因版本控制忽略或遗漏而缺失。

vendor/symfony/translation/Reader/TranslationReader.php

@@ -0,0 +1,62 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Translation\Reader;
+
+use Symfony\Component\Finder\Finder;
+use Symfony\Component\Translation\Loader\LoaderInterface;
+use Symfony\Component\Translation\MessageCatalogue;
+
+/**
+ * TranslationReader reads translation messages from translation files.
+ *
+ * @author Michel Salib <michelsalib@hotmail.com>
+ */
+class TranslationReader implements TranslationReaderInterface
+{
+    /**
+     * Loaders used for import.
+     *
+     * @var array<string, LoaderInterface>
+     */
+    private array $loaders = [];
+
+    /**
+     * Adds a loader to the translation extractor.
+     *
+     * @param string $format The format of the loader
+     */
+    public function addLoader(string $format, LoaderInterface $loader)
+    {
+        $this->loaders[$format] = $loader;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function read(string $directory, MessageCatalogue $catalogue)
+    {
+        if (!is_dir($directory)) {
+            return;
+        }
+
+        foreach ($this->loaders as $format => $loader) {
+            // load any existing translation files
+            $finder = new Finder();
+            $extension = $catalogue->getLocale().'.'.$format;
+            $files = $finder->files()->name('*.'.$extension)->in($directory);
+            foreach ($files as $file) {
+                $domain = substr($file->getFilename(), 0, -1 * \strlen($extension) - 1);
+                $catalogue->addCatalogue($loader->load($file->getPathname(), $catalogue->getLocale(), $domain));
+            }
+        }
+    }
+}