servodserver: Add initial implementation for new APIs to save logs

BUG=b:372925074
TEST=CQ

Cq-Depend: chromium:5957769
Change-Id: Icd8ff6c8bb5fe2ab062fcc4db6d8301803305c6c
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/dev-util/+/5962844
Tested-by: Seewai Fu <seewaifu@google.com>
Reviewed-by: Kshitij Pancholi <panchok@google.com>
Commit-Queue: Seewai Fu <seewaifu@google.com>
1 file changed