Returns a function that generates a presigned PUT URL for uploading to the given S3 key(s). The presigned URL expires after 5 minutes.
S3 client instance.
(keys: string | string[]) => Promise<string> — the presigned upload URL.
(keys: string | string[]) => Promise<string>
Returns a function that generates a presigned PUT URL for uploading to the given S3 key(s). The presigned URL expires after 5 minutes.