Optional size & checksum field in StageObject

[itaiad200]

These fields are required in the StageObject request. It's possible to make these required and Stat the object from the object store in the server side.

[github-actions]

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[github-actions]

Closing this issue because it has been stale for 7 days with no activity.

[arielshaqed]

@N-o-Z this might be great for simplified uploaders I think. For instance it could allow proper streaming?

[N-o-Z]

@N-o-Z this might be great for simplified uploaders I think. For instance it could allow proper streaming?

The stage object API is being deprecated, instead we utilizing the get/link physical address API - nonetheless this might be relevant for these APIs as well