message: migrated `require` to `import`
diff: /*
  * NAME: demo_stream.js
  * AUTH: Brent Ely (https://github.com/gitbrent/)
  - * DATE: 20210103
  + * DATE: 20210410
  * DESC: PptxGenJS feature demos for Node.js
  * REQS: npm 4.x + `npm install pptxgenjs`
  *
  */
  // ============================================================================
  -const express = require("express"); // @note Only required for streaming test (not a req for PptxGenJS)
  +import pptxgen from "pptxgenjs";
  +import express from "express"; // @note Only required for streaming test (not a req for PptxGenJS)
  const app = express(); // @note Only required for streaming test (not a req for PptxGenJS)
  -let PptxGenJS = require("pptxgenjs");
  //let exportName = `PptxGenJS_Node_Demo_Stream_${new Date().toISOString()}.pptx`;
  let exportName = `PptxGenJS_Node_Demo_Stream.pptx`;
  // EXAMPLE: Export presentation to stream
  -let pptx = new PptxGenJS();
  +let pptx = new pptxgen();
  let slide = pptx.addSlide();
  slide.addText(
  [
  