pokerogue/src/plugins/cache-busted-loader-plugin.ts

let manifest: object;

export default class CacheBustedLoaderPlugin extends Phaser.Loader.LoaderPlugin {
  constructor(scene: Phaser.Scene) {
    super(scene);
  }

  get manifest() {
    return manifest;
  }

  set manifest(manifestObj: object) {
    manifest = manifestObj;
  }

  addFile(file): void {
    if (!Array.isArray(file)) {
      file = [ file ];
    }

    file.forEach(item => {
      if (manifest) {
        const timestamp = manifest[`/${item.url.replace(/\/\//g, "/")}`];
        if (timestamp) {
          item.url += `?t=${timestamp}`;
        }
      }
    });

    super.addFile(file);
  }
}