fix(dashboard): DPP tags properly dynamic based on user target exam

src/app/dashboard/cbt/page.tsx

@@ -38,7 +38,7 @@ export default function CBTPage() {
         if (!userRes.ok) throw new Error("Failed to load user target exam");
         const userData = await userRes.json();
         const pattern = userData.target_exam;
-        setTargetExam(pattern === "NEET" ? "NEET" : "JEE Main");
+        setTargetExam(pattern === "NEET" ? "NEET" : pattern === "JEE_Advanced" ? "JEE Advanced" : "JEE Main");
 
         // 2. Fetch tests filtered by exam
         const testRes = await fetch(`/api/tests?exam_pattern=${pattern}&user_id=${userId}`);