The install errors out after following two basic install commands. This is poor code hygiene on the part of the authors. That's "not ready for primetime" in my book.
npm ERR! code 1
npm ERR! path /usr/local/lib/node_modules/@openai/codex/node_modules/@vscode/ripgrep
npm ERR! command failed
npm ERR! command sh -c node ./lib/postinstall.js
npm ERR! /usr/local/lib/node_modules/@openai/codex/node_modules/@vscode/ripgrep/lib/download.js:199
npm ERR! zipFile?.close();
npm ERR! ^
npm ERR!
npm ERR! SyntaxError: Unexpected token '.'