RRG should support the [`SendFile`][send-action] action. It accepts [`SendFileRequest`][send-request] as input and should respond with [`StatEntry`][send-response]. [send-action]: https://github.com/google/grr/blob/f0c26b1e83e77a8f53f7b7aef706b418061682ae/grr/client/grr_response_client/client_actions/standard.py#L424-L476 [send-request]: https://github.com/google/grr/blob/f0c26b1e83e77a8f53f7b7aef706b418061682ae/grr/proto/grr_response_proto/jobs.proto#L1162-L1194 [send-response]: https://github.com/google/grr/blob/f0c26b1e83e77a8f53f7b7aef706b418061682ae/grr/proto/grr_response_proto/jobs.proto#L707-L802