Add an agent-jail section to pkg-list-jails.txt mirroring Colibri agent-jail-bootstrap.sh, include python312, and use npm-node24 instead of generic npm. This satisfies issue #70 acceptance and resolves the npm package-name drift in favor of the node24-tied package.\n\nValidation: ./scripts/check-format.sh; sh -n build.sh; git diff --check