// Add this after the module declarations
mod services;

// Add this in the protected routes section
        // Drug interactions (Phase 2.8)
        .route("/api/interactions/check", post(handlers::check_interactions))
        .route("/api/interactions/check-new", post(handlers::check_new_medication))

// Add this when creating the state
    // Initialize interaction service (Phase 2.8)
    let interaction_service = Arc::new(crate::services::InteractionService::new());