import { SubstitutionData } from "./types";

export async function getData(): Promise<SubstitutionData | null> {
  const apiUrl = process.env.API_URL || 'http://localhost:3000';
  try {
    const res = await fetch(`${apiUrl}/versioned/v3`, {
      next: { revalidate: 60 },
    });
    
    if (!res.ok) {
      return null;
    }
    
    return res.json();
  } catch {
    return null;
  }
}