Oops! Gulp encountered an error: Assertion Error [ERR_ASSERTION]: You must specify a task function

Being new to javascript, I attempted to execute some repositories from GitHub. After installing all the required updates and running npm audit --force, I am still encountering this error. Any assistance would be greatly appreciated.

Error Code :

PS D:\agario clone\agar.io-clone-master> npm start

> <a href="/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="39585e584b145a5556575c790817091709">[email protected]</a> start D:\agario clone\agar.io-clone-master
> gulp run

AssertionError [ERR_ASSERTION]: Task function must be specified
    at Gulp.set [as _setTask] (D:\agario clone\agar.io-clone-master\node_modules\undertaker\lib\set-task.js:10:3)
    at Gulp.task (D:\agario clone\agar.io-clone-master\node_modules\undertaker\lib\task.js:13:8)
    at Object.<anonymous> (D:\agario clone\agar.io-clone-master\gulpfile.js:13:6)
    at Module._compile (internal/modules/cjs/loader.js:1072:14)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:1101:10)
    at Module.load (internal/modules/cjs/loader.js:937:32)
    at Function.Module._load (internal/modules/cjs/loader.js:778:12)
    at Module.require (internal/modules/cjs/loader.js:961:19)
    at require (internal/modules/cjs/helpers.js:92:18)
    at requireOrImport (D:\agario clone\agar.io-clone-master\node_modules\gulp\node_modules\gulp-cli\lib\shared\require-or-import.js:19:11) {
  generatedMessage: false,
  code: 'ERR_ASSERTION',
  actual: false,
  expected: true,
  operator: '=='
}
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! <a href="/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="7e1f191f0c531d1211101b3e4f504e504e">[email protected]</a> start: `gulp run`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the <a href="/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="d7b6b0b6a5fab4bbb8b9b297e6f9e7f9e7">[email protected]</a> start script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in:
npm ERR!     C:\Users\cordt\AppData\Roaming\npm-cache\_logs\2021-09-27T11_34_53_151Z-debug.log

This is the content of my gulpfile.js file:

var gulp = require('gulp');
var babel = require('gulp-babel');
var jshint = require('gulp-jshint');
var nodemon = require('gulp-nodemon');
var uglify = require('gulp-uglify');
var util = require('gulp-util');
var mocha = require('gulp-mocha');
var todo = require('gulp-todo');
var webpack = require('webpack-stream');
var fs = require('fs');

// Task definitions continue...

If you are interested in reviewing the repository, you can find it here: https://github.com/huytd/agar.io-clone

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