Generate README files for generic-components as a custom-elements-manifest plugin

generateReadme.js

import path from 'path';
import fs from 'fs';
import { customElementsManifestToMarkdown } from '../custom-elements-json-to-markdown/index.js';

function generateReadme() {
  const components = ['generic-disclosure', 'generic-switch'];
  const fauxCEM = {"modules": [{"declarations": []}];
  return {
    packageLinkPhase(cem) {
      const classDocForComponents = [];
      cem.modules.forEach(mod => {
        mod.declarations.forEach(declaration => {
          if(components.includes(declaration.tagName)) {
            fauxCEM.modules[0].path = declaration.tagName;
            fauxCEM.modules[0].declarations = [declaration];
            
            fs.writeFileSync(
              `${path.dirname(mod.path)}/README.md`, 
              customElementsManifestToMarkdown(fauxCEM)
            );
          }
        });
      });
    }
  }
}