@lzcontest/logbook

Format-neutral amateur-radio logs built from immutable events.

Install

npm install @lzcontest/logbook

Usage

import {
  isCanonicalUtcIsoInstant,
  normalizeOperatorCallsign,
  replayLog,
} from '@lzcontest/logbook';

const operator = normalizeOperatorCallsign(' lz9s ');
const timestamp = isCanonicalUtcIsoInstant('2026-07-29T18:00:00.000Z');
const projection = replayLog([]);

console.log(operator); // LZ9S
console.log(timestamp); // true
console.log(projection);

Core API

| Export | Purpose | | --- | --- | | createLog | Create a log manifest and its initial event | | createSeededLog | Create a log from imported or prepared QSOs | | openLog | Load and replay a log from a repository | | appendValidatedLogEvents | Append events with optimistic version checks | | replayLog | Build the current projection from immutable events | | LogRepository | Persistence contract for log manifests and events | | RawQso | Format-neutral QSO evidence | | normalizeOperatorCallsign | Normalize an operator callsign |

License

AGPL-3.0-only