Open Context & Token Lifecycle Architecture (OCLA) — the stable, provider-neutral
contract boundary shared between lean-ctx-core (OSS) and lean-ctx-enterprise
(proprietary).
Defines 14 traits, canonical types, and token envelopes.
This crate is an internal dependency of [lean-ctx](https://crates.io/crates/lean-ctx)
and is not intended for direct use.
Apache-2.0