Existing bucket to use; the adapter never provisions one.
Borrowed AWS SDK v3 client; this adapter never destroys it or configures credentials.
OptionalmultipartExplicit multipart settings. Small and empty bodies never fall back to PutObject.
Optionalconcurrency?: numberMaximum concurrent part uploads, 1–32; defaults to three.
Optionalmode?: "always"The only supported mode; every write uses multipart creation and completion.
OptionalpartSize?: numberReplayable part size in bytes, 5 MiB–5 GiB; default 8 MiB. At most 10,000 parts are allowed.
OptionalprefixOptional portable logical prefix; a trailing slash is normalized. Prefix plus key is limited to 1024 ASCII characters.
Caller-authorized S3 configuration; compatible endpoints are configured on the client.