cros_test_ready: initial version

Add a new tool to check if a DUT is ready to be used for testing.

BUG=b:284903141
TEST=sudo emerge-hana cros-test-ready

Cq-Depend: chromium:4702115
Cq-Depend: chromium:4700387
Change-Id: I4cda386dcc2afcafd40d4ebe47cd15aacb5c9b76
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/dev-util/+/4702272
Tested-by: Seewai Fu <seewaifu@google.com>
Reviewed-by: Derek Beckett <dbeckett@chromium.org>
Commit-Queue: Seewai Fu <seewaifu@google.com>
2 files changed