Function createR2S3Client

tools/credential-tools.mjs:44–50

(env)

}

function createR2S3Client(env) {
  return new S3Client({
    region: 'auto',
    endpoint: `https://${env.accountId}.r2.cloudflarestorage.com`,
    credentials: { accessKeyId: env.accessKeyId, secretAccessKey: env.secretAccessKey }
  });
}

function base64UrlToBuffer(b64url) {
  const pad = '='.repeat((4 - (b64url.length % 4)) % 4);