I think this can be mostly worked-around by requiring branches (PRs) to be rebased and tested/CI-passed before merging. If PRs contain multiple commits, either

I think this can be mostly worked-around by requiring branches (PRs) to be rebased and tested/CI-passed before merging. If PRs contain multiple commits, either squash them (on merge or before), or use some kind of queued / stacked PR system.