example gulpfile to work with django

javascript

const { parallel, src, dest, watch, series } = require('gulp');
const gulp = require("gulp");
let rename = require("gulp-rename");
const cleanCSS = require('gulp-clean-css');
const minify = require('gulp-minify');
let wrap = require('gulp-wrap');
let declare = require('gulp-declare');
let concat = require('gulp-concat');
let exec = require('child_process').exec;
const browsersync = require('browser-sync').create();
let spawn = require('child_process').spawn;

function css(){
  return gulp.src([
        './static/src/css/*.css'])
     .pipe(concat('site.css'))
     .pipe(cleanCSS({compatibility: 'ie8'}))
     .pipe(rename({extname:'.min.css'}))
     .pipe(gulp.dest('./static/build/css'))
     .pipe(browsersync.reload({
       stream: true
     }))
}

function vendor(){
  return gulp.src([
        './static/src/js/jquery-3.6.0.min.js',
        './static/src/js/popper.min.js',
        './static/src/js/bootstrap.min.js',
        './static/src/js/django_ajax.js',
        './static/src/js/site.js',
      ])
     .pipe(concat('site.js'))
     .pipe(minify())
     .pipe(gulp.dest('./static/build/js'))
     .pipe(browsersync.reload({
       stream: true
      }))
}


function browsersyncServe(cb){
  browsersync.init({
          notify: false,
          proxy: "localhost:8000"
  });
  browsersync.watch('static/src/css/**/*.css', series(css));
  browsersync.watch('static/src/js/**/*.js', series(vendor));
  browsersync.watch('templates/**/*.html', browsersync.reload);
  browsersync.watch('templates/*.html', browsersync.reload);
  cb();
}


function runServer(){
  var cmd = spawn('venv/Scripts/python.exe', ['manage.py', 'runserver'], {stdio: 'inherit'});
  cmd.on('close', function(code) {
    console.log('runServer exited with code ' + code);
    cb(code);
  });
}

exports.css = css;
exports.vendor = vendor;
exports.runServer = runServer;
exports.browsersyncServe = browsersyncServe;
exports.default = parallel(css, vendor, runServer, browsersyncServe);