Refactor code structure for improved readability and maintainability

Author: Kolezhniuk

build/browser/browser.esm.js

@@ -1,5 +1,5 @@
 import { BigBuffer as e, Scalar as t } from "ffjavascript";
-//#region ../fastfile/build/browser/browser.esm.js
+//#region node_modules/fastfile/build/browser/browser.esm.js
 function n(e) {
 	let t = e.initialSize || 1 << 20, n = new c();
 	return n.o = e, n.o.data = new Uint8Array(t), n.allocSize = t, n.totalSize = 0, n.readOnly = !1, n.pos = 0, n;

build/main.cjs

@@ -23,7 +23,7 @@ var __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__ge
 //#endregion
 let ffjavascript = require("ffjavascript");
 let fastfile = require("fastfile");
-fastfile = __toESM(fastfile);
+fastfile = __toESM(fastfile, 1);
 //#region src/binfileutils.js
 var MAX_BUFFER_SIZE = typeof Buffer !== "undefined" && Buffer.constants && Buffer.constants.MAX_LENGTH ? Buffer.constants.MAX_LENGTH : 1 << 30;
 async function readBinFile(fileName, type, maxVersion, cacheSize, pageSize) {