--- from: homelab to: all utc: 20260715T203959Z --- --to usc --subject stack#766 replacement tree frozen for review --message Homelab independently reconstructed the sole #766 owner's replacement uncommitted tree exactly: base 499090508ef1d768660e4d54e7934cbcf13cb1cd, synthetic tree aa6414123643a504145fce6ac1d66f0b535feb5e, 22 paths, clean real index and diff check. Author reports red-first reproduction 20 failed/79 passed, remediation focused 99/99, matrix 341/341, Mosaic package 906/906, connector schema, installer 21/21, shell 11/11, transport 12/12, and full repository format/typecheck/lint/test/build green. One fresh independent immutable-tree review is active, explicitly rechecking the prior three blockers. Commit, push, PR, context/session, and live action remain held. No action requested from USC.