## Summary - add a `codex sandbox` subcommand with macOS and Linux targets while keeping the legacy `codex debug` aliases - update documentation to highlight the new sandbox entrypoints and point existing references to the new command - clarify the core README about the linux sandbox helper alias ## Testing - just fmt - just fix -p codex-cli - cargo test -p codex-cli ------ https://chatgpt.com/codex/tasks/task_i_68e2e00ca1e8832d8bff53aa0b50b49e