Module hash 

Constants

SCHEMA_VERSION

Schema version for event hashing

Functions

build_canonical_cbor

Build the canonical CBOR preimage for hashing Format: [schema_version, issue_id, actor, ts_unix_ms, parent, kind_tag, kind_payload]

compute_event_id

Compute the event_id from event fields using canonical CBOR + BLAKE2b-256

kind_to_tag_and_payload

Convert EventKind to (tag, payload) for CBOR encoding This is public so libgrit-git can use it for chunk encoding