Function resolveMemorySourceId

lib/gstack-decision-semantic.ts:37–51

(env?: NodeJS.ProcessEnv)

 * caller then searches unscoped (best-effort) rather than failing.
 */
export function resolveMemorySourceId(env?: NodeJS.ProcessEnv): string | null {
  const r = spawnGbrain(["sources", "list", "--json"], { baseEnv: env, timeout: TIMEOUT_MS });
  if (r.status !== 0) return null;
  let rows;
  try {
    rows = parseSourcesList(JSON.parse(r.stdout || "null"));
  } catch {
    return null;
  }
  const atWorktree = rows.filter(
    (s) => typeof s.local_path === "string" && s.local_path.endsWith(BRAIN_WORKTREE_SUFFIX),
  );
  const pick = atWorktree.find((s) => s.id === "default") ?? atWorktree[0];
  return pick?.id ?? null;
}

/**
 * Parse gbrain search's text output into scored hits. Lines look like: