only read body once

packages/kit/src/core/adapt/prerender/prerender.js

@@ -174,11 +174,13 @@ export async function prerender({ cwd, out, log, config, build_data, fallback, a
  return;
  }
 
+ const text = await rendered.text();
+
  if (rendered.status === 200) {
  mkdirp(dirname(file));
 
  log.info(`${rendered.status} ${decoded_path}`);
- writeFileSync(file, await rendered.text());
+ writeFileSync(file, text);
  paths.push(normalize(decoded_path));
  } else if (response_type !== OK) {
  error({ status: rendered.status, path, referrer, referenceType: 'linked' });
@@ -215,7 +217,7 @@ export async function prerender({ cwd, out, log, config, build_data, fallback, a
  });
 
  if (is_html && config.kit.prerender.crawl) {
- for (const href of crawl(await rendered.text())) {
+ for (const href of crawl(text)) {
  if (href.startsWith('data:') || href.startsWith('#')) continue;
 
  const resolved = resolve(path, href);