* Document source block for archive_file data source.
* Add example for archive_file source block.
* Capitalize Optional/Required for consistency with majority of provider docs.
* Converting archive_file to datasource.
* Ratcheting back new dir perms.
* Ratcheting back new dir perms.
* goimports
* Adding output_base64sha256 attribute to archive_file.
Updating docs.
* Dropping CheckDestroy since this is a data source.
* Correcting data source attribute checks.