Merge r-mpr-2022-01-05

Change-Id: I44a4bcc53081193ecd186a09d8df0c1a74b708fd
tree: 9f3ca8b30cf4217071d58f09e01a037b15f7d55f
  1. apps/
  2. build/
  3. util/
  4. .gitignore
  5. README