Function sourceLocalPath

bin/gstack-gbrain-sync.ts:455–463

(sourceId: string, env?: NodeJS.ProcessEnv)

 * (mirrors `probeSource`/`sourcePageCount` in lib/gbrain-sources.ts).
 */
export function sourceLocalPath(sourceId: string, env?: NodeJS.ProcessEnv): string | null {
  const raw = execGbrainJson<unknown>(
    ["sources", "list", "--json"],
    { baseEnv: env },
  );
  if (!raw) return null;
  const found = parseSourcesList(raw).find((s) => s.id === sourceId);
  return found?.local_path ?? null;
}

/** Result of `planHostnameFoldMigration` — informs `runCodeImport` of next steps. */
export type HostnameFoldMigration =