feat(ccu): add two-rank direct alltoall - #78

Draft

Kur0x wants to merge 2 commits into

codex/ccu-stack-06-signal-waitfrom

codex/ccu-stack-07-alltoall-2rank

Commits on Jul 28, 2026

feat(ccu): add two-rank direct alltoall
Kur0x
committed
5d4c896
Merge branch 'codex/ccu-stack-06-signal-wait' into codex/ccu-stack-07-alltoall-2rank
Kur0x
committed
c033455