How to connect tailwindcss to gulp project?

Question

gulp.js

Running tailwind css run npm run build
How to run tailwind in gulp and configure it via tailwind.config.js

{
  "name": "Template",
  "version": "1.0.0",
  "description": "Layout template for gulp",
  "main": "index.js",
  "scripts": {
    "build": "postcss ./#src/stylus/tailwind.styl -o ./dist/css/tailwind/tailwind.css",
    "prod": "NODE_ENV=production postcss ./#src/stylus/tailwind.styl -o ./dist/css/tailwind/tailwind.css"
  },
  "author": "Serghei Ponomariov",
  "license": "ISC",
  "devDependencies": {
    "babel-plugin-preval": "^5.0.0",
    "browser-sync": "^2.26.7",
    "del": "^5.1.0",
    "gulp": "^4.0.2",
    "gulp-autoprefixer": "^7.0.1",
    "gulp-clean-css": "^4.3.0",
    "gulp-group-css-media-queries": "^1.2.2",
    "gulp-imagemin": "^7.1.0",
    "gulp-rename": "^2.0.0",
    "gulp-stylus": "^2.7.0",
    "gulp-svg-sprite": "^1.5.0",
    "gulp-uglify-es": "^2.0.0",
    "gulp-webp": "^4.0.1",
    "gulp-webp-html": "^1.0.2",
    "gulp-webpcss": "^1.1.1",
    "poststylus": "^1.0.1",
    "webp-converter": "^2.2.3"
  },
  "dependencies": {
    "cssnano": "^4.1.11",
    "gulp-file-include": "^2.2.2",
    "gulp-postcss": "^9.0.0",
    "gulp-pug": "^4.0.1",
    "postcss-cli": "^8.3.1",
    "postcss-import": "^14.0.1",
    "precss": "^4.0.0",
    "tailwindcss": "^2.1.1"
  }
}

gulpfile.js

let project_folder = "dist";
let source_folder = "#src";

let path = {
    build: {
        html: project_folder + "/",
        css: project_folder + "/css/",
        js: project_folder + "/js/",
        img: project_folder + "/img/",
        fonts: project_folder + "/fonts/",
    },
    src: {
        html: [source_folder + "/views/*.pug", "!" + source_folder + "/views/_*.pug"],
        css: source_folder + "/stylus/*.+(styl|css)",
        js: source_folder + "/js/script.js",
        img: source_folder + "/img/**/*.+(png|jpg|gif|ico|svg|webp)",
        fonts: source_folder + "/fonts/*.ttf",
    },
    watch: {
        html: source_folder + "/**/*.pug",
        css: source_folder + "/stylus/**/*.+(styl|css)",
        js: source_folder + "/js/*.js",
        img: source_folder + "/img/**/*.+(png|jpg|gif|ico|svg|webp) "
    },
    clean: "./" + project_folder + "/"
}

let {
    src,
    dest
} = require('gulp'),

    gulp = require('gulp'),
    browsersync = require("browser-sync").create();
fileinclude = require("gulp-file-include");
del = require("del");
stylus = require("gulp-stylus");
auto_prefixer = require("gulp-autoprefixer");
clean_css = require("gulp-clean-css");
rename_file = require("gulp-rename");
uglify = require("gulp-uglify-es").default;
imagemin = require("gulp-imagemin");
webp = require("gulp-webp");
webphtml = require("gulp-webp-html");
webpcss = require("gulp-webpcss");
pug = require('gulp-pug');
postcss = require('gulp-postcss');
tailwindcss = require("tailwindcss");
cssnano = require("cssnano")

function browserSync(params) {
    browsersync.init({
        server: {
            baseDir: "./" + project_folder + "/"
        },
        port: 3000,
        notify: false
    })
}

function html() {
    return src(path.src.html)
        .pipe(pug({}))
        .pipe(fileinclude())
        .pipe(webphtml())
        .pipe(dest(path.build.html))
        .pipe(browsersync.stream())
}

function images() {
    return src(path.src.img)
        .pipe(
            webp({
                quality: 70
            })
        )
        .pipe(dest(path.build.img))
        .pipe(src(path.src.img))
        .pipe(
            imagemin({
                progressive: true,
                svgoPlugins: [{
                    removeViewBox: false
                }],
                interlaced: true,
                optimizationLevel: 3 // 0 to 7
            })
        )
        .pipe(dest(path.build.img))
        .pipe(browsersync.stream())
}

function css() {
    return src(path.src.css)
        .pipe(
            stylus({
                // Сжатие css в dist
                compress: false,
            })
        )
        .pipe(webpcss())
        .pipe(dest(path.build.css))
        .pipe(clean_css())
        .pipe(
            rename_file({
                extname: ".min.css"
            })
        )
        .pipe(dest(path.build.css))
        .pipe(browsersync.stream())
}

function js() {
    return src(path.src.js)
        .pipe(fileinclude())
        .pipe(dest(path.build.js))
        .pipe(
            uglify()
        )
        .pipe(
            rename_file({
                extname: ".min.js"
            })
        )
        .pipe(dest(path.build.js))
        .pipe(browsersync.stream())
}

function clean(params) {
    return del(path.clean);
}
gulp.task('svgSprite', function () {
    return gulp.src([source_folder + '/icons/*.svg'])
        .pipe(svgSprite({
            mode: {
                stack: {
                    sprite: "../icons/icon.svg", //Название файла для спрайтов
                    example: true
                },
            }
        }))
        .pipe(dest(path.build.img))
})

function watchFiles(params) {
    gulp.watch([path.watch.html], html);
    gulp.watch([path.watch.css], css);
    gulp.watch([path.watch.js], js);
    gulp.watch([path.watch.img], images);
}

let build = gulp.series(clean, gulp.parallel(html, css, js, images));
let watch = gulp.parallel(build, watchFiles, browserSync);

exports.html = html;
exports.js = js;
exports.css = css;
exports.images = images;

exports.build = build;
exports.watch = watch;
exports.default = watch;

Answer 1

I'm trying to figure out gulp and tailwind myself right now, maybe this repo will help you: https://github.com/lazymozek/gulp-with-tailwindcss