refactor: Standardize user dashboard path to /user/dashboard and refine HeroSection helper text styling.

src/middleware.ts

@@ -43,7 +43,7 @@ export default auth((req) => {
   if (isLoggedIn) {
     // Prevent regular users from accessing agent routes
     if (isAgentRoute && userRole !== "AGENT") {
-      return NextResponse.redirect(new URL("/user/userdashboard", nextUrl.origin));
+      return NextResponse.redirect(new URL("/user/dashboard", nextUrl.origin));
     }
 
     // Prevent agents from accessing user routes