Function repoRoot

bin/gstack-gbrain-sync.ts:306–313

()

// ── Helpers ────────────────────────────────────────────────────────────────

function repoRoot(): string | null {
  try {
    const out = execSync("git rev-parse --show-toplevel", { encoding: "utf-8", timeout: 2000 });
    return out.trim();
  } catch {
    return null;
  }
}

function originUrl(): string | null {
  try {