install-graphics-export air-gapped

I want to install install-graphics-export so I can export my flow or a dashboard to PDF.
I’m in an air-gapped environment.
When I start the installation, I get the following error message:
./dssadmin install-graphics-export
[+] Saving installation log to /data/dataiku/data/run/install.log
[+] Checking dependencies
+ Detected OS distribution : almalinux 9.4
+ Checking required packages...
[+] Installing additional modules for dashboard and flow export feature
+ Detected Node.js version 16.20.2
+ Installing Puppeteer 21.11.0
npm ERR! code ENOTFOUND
npm ERR! syscall getaddrinfo
npm ERR! errno ENOTFOUND
npm ERR! network request to https://registry.npmjs.org/fs failed, reason: getaddrinfo ENOTFOUND registry.npmjs.org
npm ERR! network This is a problem related to network connectivity.
npm ERR! network In most cases you are behind a proxy or have bad network settings.
npm ERR! network
npm ERR! network If you are behind a proxy, please make sure that the
npm ERR! network 'proxy' config is set properly. See: 'npm help config'
npm ERR! A complete log of this run can be found in:
In an air-gapped environment, can’t I install install-graphics-export?