[rw] Add skeleton for attesting from `main()`
This change reorganizes the `main` package slightly to make the order of
operations clearer (init environment, build, attest). Attestation is
currently a no-op and is implicilty hidden behind sending the
`deferred_steps_filename` property.
Bug: b/297416582
Change-Id: Ic5d4b80e662bb3e2d2fbf7d79a7e1a1d38f734c9
Reviewed-on: https://fuchsia-review.googlesource.com/c/infra/infra/+/916912
Reviewed-by: Oliver Newman <olivernewman@google.com>
Commit-Queue: Chris Lewis <cflewis@google.com>
1 file changed
