doubleentry 0.8.0

An immutable, tamper-evident double-entry bookkeeping engine: one pure rule core, exact integer money, identity derived from the idempotency key, and one append-only RFC 6962 Merkle log with inclusion, consistency and sealed-balance proofs and C2SP checkpoints, in memory (sync) or over SQLite and PostgreSQL (async).
Documentation 
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error: no rules expected `-`
 --> tests/ui/date_not_a_string.rs:2:36
  |
2 |     let _ = doubleentry::date!(2026-03-01);
  |                                    ^ no rules expected this token in macro call
  |
note: while trying to match meta-variable `$literal:literal`
 --> src/lib.rs
  |
  |     ($literal:literal) => {
  |      ^^^^^^^^^^^^^^^^