Setup pstack Write pstack's model settings, one model per role: - Cursor: , an always-applied rule. - Claude Code: . Claude Code loads every file in into each new session. - Every other harness (Codex, Pi, OpenCode, and others): . These harnesses don't load it on their own, so pstack skills read this file when they pick a model. "The settings file" below means the file for your harness. In Claude Code, if that file is missing, read instead, where older versions of this skill wrote it. Steps 1. Detect available models Enumerate the model slugs you can pass to a subagent in this session (Cursor…