// SPDX-License-Identifier: Apache-2.0
//! Central memory governor.
//!
//! The governor owns all budget levels and enforces a four-layer hierarchy:
//! global ceiling → per-database → per-tenant → per-engine.
//! Every subsystem that wants to allocate significant memory must go through
//! the governor.
pub use GovernorConfig;
pub use MemoryGovernor;
pub use GlobalCounter;
pub use EngineSnapshot;