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/**
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 * Lightweight response helpers to keep handlers concise and consistent.
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 * Prefer these over ad-hoc new Response(...) in endpoint code.
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 */
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export function json(data: unknown, status = 200, headers: HeadersInit = {}) {
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  const h = new Headers(headers);
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  if (!h.has("Content-Type")) h.set("Content-Type", "application/json");
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  return new Response(JSON.stringify(data), { status, headers: h });
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}
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export function text(body: string, status = 200, headers: HeadersInit = {}) {
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  const h = new Headers(headers);
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  if (!h.has("Content-Type")) h.set("Content-Type", "text/plain; charset=utf-8");
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  return new Response(body, { status, headers: h });
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}
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export function clientAbortedResponse(headers: HeadersInit = {}): Response {
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  return text("client aborted\n", 499, headers);
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}