SVG icon is no longer in use. public/logo.png (1024x1024 RGBA) is the single logo asset. DESIGN.md updated accordingly: SVG snippet removed, wordmark pattern and <head> references updated to PNG. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
is-core-module 
Is this specifier a node.js core module? Optionally provide a node version to check; defaults to the current node version.
Example
var isCore = require('is-core-module');
var assert = require('assert');
assert(isCore('fs'));
assert(!isCore('butts'));
Tests
Clone the repo, npm install, and run npm test
