style(locales): 调整多语言文件缩进格式并添加自定义页脚字段

调整多个语言文件的缩进格式以保持一致性
在系统设置中添加自定义页脚相关的中英文翻译字段

packages/ui/certd-client/src/locales/langs/en-US/certd/sys-settings.ts

@@ -80,6 +80,9 @@ export default {
       notice: "System Notice",
       noticeHelper: "System notice, will be displayed on the login page",
       noticePlaceholder: "System notice",
+      customFooter: "Custom Footer",
+      customFooterHelper: "Custom site footer, displayed at the bottom of the page",
+      customFooterPlaceholder: "Custom footer content",
 
       reverseProxy: "Reverse Proxy List",
       reverseProxyHelper: "Reverse proxy for ACME address, used when applying for certificate",
@@ -89,6 +92,7 @@ export default {
       environmentVarsHelper: "configure the runtime environment variables, one per line, format: KEY=VALUE",
 
       bindUrl: "Bind URL",
+      bindUrlHelper: "Bind URL, used as your site URL in notifications",
     },
   },
   icpRegistrationNumber: "ICP Registration Number",

packages/ui/certd-client/src/locales/langs/zh-CN/certd/sys-settings.ts

@@ -78,6 +78,9 @@ export default {
               notice: "系统公告",
               noticeHelper: "系统公告，将在首页显示",
               noticePlaceholder: "系统公告",
+              customFooter: "自定义页脚",
+              customFooterHelper: "自定义站点页脚，将在页面底部显示",
+              customFooterPlaceholder: "自定义页脚内容",
         
               reverseProxy: "反向代理列表",
               reverseProxyHelper: "证书颁发机构ACME地址的反向代理，在申请证书时自动使用",