Accept or decline
The receiver chooses whether to accept an incoming file and where to save it.
Exchange support files in either direction with an explicit offer, receiver approval, visible progress, and integrity verification.

The receiver chooses whether to accept an incoming file and where to save it.
Transfers use bounded chunks and backpressure so large files do not freeze the session.
SHA-256 verification confirms the received content before completion.
Received files are saved as files and are never launched automatically.
Create a workspace and begin with a transparent support flow.