feat: enhance textbook reader with anchor text support and improve knowledge point management

src/app/(dashboard)/teacher/classes/schedule/page.tsx

@@ -67,16 +67,7 @@ export default async function SchedulePage({ searchParams }: { searchParams: Pro
 
   return (
     <div className="flex h-full flex-col space-y-8 p-8">
-      <div className="flex flex-col justify-between space-y-4 md:flex-row md:items-center md:space-y-0">
-        <div>
-          <h2 className="text-2xl font-bold tracking-tight">Schedule</h2>
-          <p className="text-muted-foreground">
-            View class schedule.
-          </p>
-        </div>
-      </div>
-
-      <div className="space-y-4">
+      <div className="space-y-6">
         <Suspense fallback={<div className="h-10 w-full animate-pulse rounded-md bg-muted" />}>
           <ScheduleFilters classes={classes} />
         </Suspense>