//! Attachable terminal frontend primitives for SDK-owned Supercode runtimes.
//!
//! This crate contains terminal layout, input, and lifecycle mechanics only.
//! Session continuation, tool execution, persistence, and harness emulation
//! remain owned by the protocol-neutral SDK runtime. Codex-derived modules are
//! tracked in `docs/legal/codex-frontend-extraction.toml` and licensed under
//! Apache-2.0.