Author here. Took out some of the technical details about the harness, but it was mostly just OpenCode's default compaction. The harness was extremely simple:

Author here. Took out some of the technical details about the harness, but it was mostly just OpenCode's default compaction. The harness was extremely simple: A handful of MCPs + Skill.MDs and OpenCode with a stayalive daemon inserting "continue" every time it went idle