//! Helper modules for the public graph boundary root.
//!
//! Every registered `#[test]` wrapper lives in `tests/graph.rs`; nothing below
//! declares one, so libtest identities equal the fixed owner inventory.
/// The public reading, identity, and lifecycle surface.
/// The temporary Cargo repositories every case projects.
/// Refusals taken before a graph exists.
/// Reference records, candidate edges, and dependency evidence.
/// Real fixtures and the production path to a snapshot-bound resolution.
/// Projection after the fixture repository is gone.
/// Structural ownership of this crate's own production sources.
/// One syntactic report restated at the semantic tier.
/// Comparable text taken from the public reading surface.
/// Readers over this crate's own production sources.
/// The declared items, derives, fields, and constructors those sources state.
/// Node inventory, source association, and the containment forest.
/// Tier propagation and the exact version-1 serialized contract.