import postgres from "postgres";
const databaseUrl = process.env.DATABASE_URL;
if (!databaseUrl) throw new Error("DATABASE_URL is required.");
const client = postgres(databaseUrl, { max: 1 });
for (let attempt = 1; attempt <= 30; attempt += 1) {
  try {
    await client`select 1`;
    await client.end();
    process.exit(0);
  } catch {
    if (attempt === 30) {
      await client.end();
      throw new Error("Database was not reachable after 30 attempts.");
    }
    await new Promise((resolve) => setTimeout(resolve, 1000));
  }
}