npm run setup fails when pg module is not installed

[navi-]

Command line dump -

firegeo % npm run setup

> saas-starter-5@0.1.0 setup
> node setup.js

node:internal/modules/cjs/loader:1372
  throw err;
  ^

Error: Cannot find module 'pg'
Require stack:
- /Users/<path>/projects/firegeo/setup.js
    at Module._resolveFilename (node:internal/modules/cjs/loader:1369:15)
    at defaultResolveImpl (node:internal/modules/cjs/loader:1025:19)
    at resolveForCJSWithHooks (node:internal/modules/cjs/loader:1030:22)
    at Module._load (node:internal/modules/cjs/loader:1179:37)
    at TracingChannel.traceSync (node:diagnostics_channel:322:14)
    at wrapModuleLoad (node:internal/modules/cjs/loader:235:24)
    at Module.require (node:internal/modules/cjs/loader:1449:12)
    at require (node:internal/modules/helpers:135:16)
    at Object.<anonymous> (/Users/<path>/projects/firegeo/setup.js:6:18)
    at Module._compile (node:internal/modules/cjs/loader:1692:14) {
  code: 'MODULE_NOT_FOUND',
  requireStack: [ '/Users/<path>/projects/firegeo/setup.js' ]
}

Node.js v24.4.1