The review process documentation has been updated to be coherent with what the robot expect.
The main take away is.
+1means acknowleded by, aka LGTM, aka a quick look into it.
+2means reviewed by, aka deep look, line by line, review
+3means locally tested (and also deep look review)
- In order to be considered mergeable, any MR needs at least one
+1s do not stack.