/**
 * GET /api/auth/steam — redirect to Steam OpenID login.
 */
import { envOf, steamLoginRedirectUrl } from "./_steam_common.js";

export async function onRequestGet(context) {
  const env = envOf(context);
  if (!(env.SESSION_SECRET || "").trim() || !(env.STEAM_API_KEY || "").trim()) {
    return new Response("Steam login not configured", { status: 503 });
  }
  const origin = new URL(context.request.url).origin;
  return Response.redirect(steamLoginRedirectUrl(origin), 302);
}