export function getBasePath(): string {
  const runtime = (window as unknown as Record<string, unknown>)
    .__TERMIX_BASE_PATH__ as string | undefined;
  if (runtime) {
    return runtime.endsWith("/") ? runtime.slice(0, -1) : runtime;
  }
  const base = import.meta.env.BASE_URL || "/";
  if (base === "./" || base === "/") return "";
  return base.endsWith("/") ? base.slice(0, -1) : base;
}