feat: add webpush and sadhna tracker

app/(app)/page.tsx

@@ -3,6 +3,7 @@
 import Link from "next/link";
 import { Compass, LogIn, Sparkles } from "lucide-react";
 import { useAuth } from "@/components/auth/auth-provider";
+import { SadhnaStreakCTA } from "@/components/sadhna/streak-cta";
 
 /**
  * / — the Home (Feed) gate.
@@ -79,6 +80,10 @@ export default function HomePage() {
           </p>
         ) : null}
 
+        {/* Daily sādhana streak — a simple entry point until the feed lands. */}
+        <div className="mt-6 w-full max-w-md">
+          <SadhnaStreakCTA />
+        </div>
       </div>
     </main>
   );