Function appendMarkerRun

packages/migration-legacy/src/marker.ts:57–82

(
  sourceHome: string,
  run: MarkerRun & { readonly targetPath: string },
)

}

export async function appendMarkerRun(
  sourceHome: string,
  run: MarkerRun & { readonly targetPath: string },
): Promise<void> {
  const existing = await readMarker(sourceHome);
  if (existing === undefined) throw new Error('appendMarkerRun: no existing marker');
  const updated: MarkerData = {
    ...existing,
    last_migrated_at: run.completedAt,
    migrator_version: run.migratorVersion,
    // Record the latest run's target so a rerun to a different KIMI_CODE_HOME
    // updates the marker — otherwise `detectPendingMigration` keeps prompting
    // for the new target even though it was just migrated.
    target_path: run.targetPath,
    runs: [
      ...existing.runs,
      {
        startedAt: run.startedAt,
        completedAt: run.completedAt,
        migratorVersion: run.migratorVersion,
        summary: run.summary,
      },
    ],
  };
  await writeFile(migratedMarker(sourceHome), JSON.stringify(updated, null, 2), 'utf-8');
}