[rw] Install attestation and read new JSON file

This change installs the attestation_tool package from CIPD and uses the
simpler file format decided upon for the step files.

With this commit, CIPD packages are now successfully attested.

Bug: b/295932544

Change-Id: I73ed1d8347b854b642d8c11db00fdb05032aa5c5
Reviewed-on: https://fuchsia-review.googlesource.com/c/infra/infra/+/933914
Commit-Queue: Chris Lewis <cflewis@google.com>
Reviewed-by: Nathan Mulcahey <nmulcahey@google.com>
4 files changed
tree: 0571f78fc211b983c84a957cb7784702f87dbdf6
  1. artifacts/
  2. buildbucket/
  3. checkout/
  4. cmd/
  5. execution/
  6. flagutil/
  7. functools/
  8. gerrit/
  9. gitiles/
  10. monorail/
  11. rpcutil/
  12. scripts/
  13. third_party/
  14. vendor/
  15. .gitignore
  16. AUTHORS
  17. go.mod
  18. go.sum
  19. LICENSE
  20. manifest
  21. PATENTS
  22. README.md
README.md

infra

This repo contains tools and config files necessary to run infrastructure related to builds, code review, version control, and continuous integrations.