feat: 更新嵌入式文件系统逻辑，支持路径清理和静态资源请求处理，增强前端主题切换能力

atsf_server/web/components/layout/page-header.tsx

@@ -6,9 +6,9 @@ interface PageHeaderProps {
 export function PageHeader({ title, description }: PageHeaderProps) {
   return (
     <div className='space-y-3'>
-      <p className='text-sm font-medium uppercase tracking-[0.24em] text-sky-300'>ATSFlare</p>
+      <p className='text-sm font-medium uppercase tracking-[0.24em] text-[var(--brand-primary)]'>ATSFlare</p>
       <div className='space-y-2'>
-        <h1 className='text-3xl font-semibold tracking-tight text-white'>{title}</h1>
+        <h1 className='text-3xl font-semibold tracking-tight text-[var(--foreground-primary)]'>{title}</h1>
         <p className='max-w-3xl text-sm leading-7 text-[var(--foreground-secondary)]'>
           {description}
         </p>