Update AI coach calibration, fix streak animation speed, add dashboard features and target filtering

src/app/dashboard/dpp/page.tsx

@@ -1,4 +1,4 @@
-"use client"
+"use client"
 
 import { Button } from "@/components/ui/button"
 import { Card, CardContent } from "@/components/ui/card"
@@ -72,6 +72,10 @@ export default function DPPPage() {
       const scheduledDate = new Date(dpp.scheduled_date).toISOString().split('T')[0];
       if (scheduledDate !== dateFilter) return false;
     }
+    const isNeet = user?.target_exam === "NEET";
+    const title = dpp.title.toLowerCase();
+    if (isNeet && (title.includes("math") || title.includes("mth"))) return false;
+    if (!isNeet && title.includes("bio")) return false;
     return true;
   });