// server/env.ts
function required(name: string): string {
  const v = process.env[name];
  if (!v) throw new Error(`Variable d'environnement manquante: ${name}`);
  return v;
}

export const env = {
  masterKeyHex: process.env.SU_MASTER_KEY ?? "",
  dbPath: process.env.SU_DB_PATH ?? "./data/system-update.db",
  reportsDir: process.env.SU_REPORTS_DIR ?? "./reports",
  port: Number(process.env.SU_PORT ?? 8787),
  requireMasterKey(): string {
    const k = required("SU_MASTER_KEY");
    if (k.length !== 64) throw new Error("SU_MASTER_KEY doit faire 64 caractères hex (32 octets).");
    return k;
  },
};