fix: remove all Expand View links, seed real 15Q JEE/NEET DPP questions per subject

src/components/AI/ReadinessGauge.tsx

@@ -65,7 +65,6 @@ export function ReadinessGauge() {
         <h2 className="text-base font-bold text-primary flex items-center gap-2">
           🎯 Exam Readiness
         </h2>
-        <Link href="/dashboard/ai-coach/readiness" className="text-xs text-[#00F0FF] font-semibold hover:underline transition-colors">Expand View ↗</Link>
       </div>
       
       <Card className="border-border bg-card shadow-[0_4px_24px_rgba(0,0,0,0.3)] relative overflow-hidden flex-1 flex flex-col justify-between p-4 group hover:border-[#00F0FF]/30 transition-colors">