Function handler

website/api/v1/query.ts:71–92

(req: any, res: any)

}

export default async function handler(req: any, res: any) {
  res.setHeader("Access-Control-Allow-Origin", "*");
  res.setHeader("Access-Control-Allow-Methods", "GET, POST, OPTIONS");
  res.setHeader("Access-Control-Allow-Headers", "Content-Type");

  if (req.method === "OPTIONS") {
    return res.status(200).end();
  }

  try {
    return await handleQuery(req, res);
  } catch (err: unknown) {
    const message = err instanceof Error ? err.message : "Unknown server error";
    console.error("[query] unhandled error:", message);
    return res.status(200).json({
      status: "error",
      error: "Signaling gateway failed to execute tunnel query.",
      details: message,
      message: "Open https://cgc.codes/explore in a browser tab and retry.",
    });
  }
}

async function handleQuery(req: any, res: any) {
  const method = req.method;