Draft the CHANGELOG.md section for an upcoming atryum release. Use before running `just release <tag>` — release-push publishes the matching CHANGELOG section as the curated top half of the GitHub release notes. Optionally takes the intended tag (e.g. v0.3.0) as an argument.
Draft a complete agent charter from an instructional prompt or agent brief. Use when Codex needs to create, populate, revise, or normalize CHARTER.md-style governance documents that define an agent's purpose, scope, permissions, safety rules, handoff conditions, scenario-specific operating rules, and change log.