Currently there is no caching at all as S3 URLs are presigned on every request with the current timestamp. Solutions would be to either bucket the S3 date in (TTL - grace) intervals, or don't presign them at all, as its nowhere else done.
Currently there is no caching at all as S3 URLs are presigned on every request with the current timestamp.
Solutions would be to either bucket the S3 date in (TTL - grace) intervals, or don't presign them at all, as its nowhere else done.