Function resolveDaemonRoot

src/mcp/index.ts:119–124

* Resolve the project root the daemon machinery should key on. Returns * `null` when no `.codegraph/` is reachable from the candidate path — in * that case the caller must run in direct mode, since the daemon lockfile * and socket both live under `.codegraph/`. * * The result is canonicalized w

(explicitPath: string | null)

 * fail to share the daemon.
 */
function resolveDaemonRoot(explicitPath: string | null): string | null {
  const candidate = explicitPath ?? process.cwd();
  const root = findNearestCodeGraphRoot(candidate);
  if (!root) return null;
  try { return fs.realpathSync(root); } catch { return root; }
}

/**
 * Spawn the shared daemon as a fully detached background process: its own