You work for an online travel agency that generates revenue not only through bookings but also by selling advertising placements on its website to other companies. Your task is to predict and display the most relevant web banner to users as they navigate the site. Ensuring security is crucial for your company. Given that the model's latency requirements are 300ms@p99, with an inventory of thousands of web banners, and your exploratory analysis indicates that users' navigation context is a strong predictor for ad relevance, you now need to implement the simplest solution. How should you configure the prediction pipeline?