refactor: 更新品牌信息为巨丰钢铁并优化相关配置

更新公司品牌信息从"福安德外贸"到"巨丰钢铁"，包括：
1. 修改所有相关文档中的公司名称和描述
2. 更新网站配置和邮件模板
3. 移除不必要的分析工具和社交媒体链接
4. 优化i18n多语言配置
5. 调整next.config.mjs输出模式为standalone
6. 更新favicon和logo图片
7. 清理未使用的代码和文件

components/footer/Footer.tsx

@@ -1,12 +1,8 @@
-import BuiltWithButton from "@/components/BuiltWithButton";
-import { TwitterX } from "@/components/social-icons/icons";
 import { siteConfig } from "@/config/site";
 import { Link as I18nLink } from "@/i18n/routing";
 import { FooterLink } from "@/types/common";
-import { GithubIcon, MailIcon } from "lucide-react";
 import { getMessages, getTranslations } from "next-intl/server";
 import Link from "next/link";
-import { SiBluesky, SiDiscord } from "react-icons/si";
 
 export default async function Footer() {
   const messages = await getMessages();
@@ -37,7 +33,7 @@ export default async function Footer() {
 
                 <p className="text-sm p4-4 md:pr-12">{t("tagLine")}</p>
 
-                <div className="flex items-center gap-2">
+                {/* <div className="flex items-center gap-2">
                   {siteConfig.socialLinks?.github && (
                     <Link
                       href={siteConfig.socialLinks.github}
@@ -103,9 +99,9 @@ export default async function Footer() {
                       <MailIcon className="w-4 h-4" />
                     </Link>
                   )}
-                </div>
+                </div> */}
 
-                <BuiltWithButton />
+                {/* <BuiltWithButton /> */}
               </div>
             </div>