//! # Layer 0: Primitives
//!
//! Basic building blocks for the capability system:
//! - `bool.rs`: Type-level boolean logic (Present/Absent).
//! - `nibble.rs`: Type-level 4-bit values (X0-XF).
//! - `stream.rs`: Infinite hash streams and Peano numbers.
// Re-export key types at this level
pub use bool::;
pub use ;
pub use ;