`src/engine/core.rs` — the core module root

Re-export root for the brain-side modules: pub use lifecycle::*; pub use machine::*; (outcome’s to_loop_error is an inherent method on MachineOutcome, reached through the machine re-exports).

Contents

• lifecycle.rs — the Loop trait and the run records.
• machine.rs — the state machine.
• outcome.rs — outcome→error translation.

Deep dive: The big idea.