import { Redis } from '@upstash/redis';

if (!process.env.KV_REST_API_URL) {
  throw new Error('KV_REST_API_URL is not defined');
}

if (!process.env.KV_REST_API_TOKEN) {
  throw new Error('KV_REST_API_TOKEN is not defined');
}

export const redis = new Redis({
  url: process.env.KV_REST_API_URL,
  token: process.env.KV_REST_API_TOKEN,
  retry: {
    retries: 3,
    backoff: (retryCount) => Math.min(retryCount * 100, 3000),
  },
});