feat: adding git ignore/webpack tutorial

.gitignore

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+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+lerna-debug.log*
+.pnpm-debug.log*
+
+# Diagnostic reports (https://nodejs.org/api/report.html)
+report.[0-9]*.[0-9]*.[0-9]*.[0-9]*.json
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+*.lcov
+
+# nyc test coverage
+.nyc_output
+
+# Grunt intermediate storage (https://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# Bower dependency directory (https://bower.io/)
+bower_components
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (https://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directories
+node_modules/
+jspm_packages/
+
+# Snowpack dependency directory (https://snowpack.dev/)
+web_modules/
+
+# TypeScript cache
+*.tsbuildinfo
+
+# Optional npm cache directory
+.npm
+
+# Optional eslint cache
+.eslintcache
+
+# Optional stylelint cache
+.stylelintcache
+
+# Microbundle cache
+.rpt2_cache/
+.rts2_cache_cjs/
+.rts2_cache_es/
+.rts2_cache_umd/
+
+# Optional REPL history
+.node_repl_history
+
+# Output of 'npm pack'
+*.tgz
+
+# Yarn Integrity file
+.yarn-integrity
+
+# dotenv environment variable files
+.env
+.env.development.local
+.env.test.local
+.env.production.local
+.env.local
+
+# parcel-bundler cache (https://parceljs.org/)
+.cache
+.parcel-cache
+
+# Next.js build output
+.next
+out
+
+# Nuxt.js build / generate output
+.nuxt
+dist
+
+# Gatsby files
+.cache/
+# Comment in the public line in if your project uses Gatsby and not Next.js
+# https://nextjs.org/blog/next-9-1#public-directory-support
+# public
+
+# vuepress build output
+.vuepress/dist
+
+# vuepress v2.x temp and cache directory
+.temp
+.cache
+
+# Docusaurus cache and generated files
+.docusaurus
+
+# Serverless directories
+.serverless/
+
+# FuseBox cache
+.fusebox/
+
+# DynamoDB Local files
+.dynamodb/
+
+# TernJS port file
+.tern-port
+
+# Stores VSCode versions used for testing VSCode extensions
+.vscode-test
+
+# yarn v2
+.yarn/cache
+.yarn/unplugged
+.yarn/build-state.yml
+.yarn/install-state.gz
+.pnp.*
+

dom-exercise/webpack-demo/package.json

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+{
+  "name": "webpack-demo",
+  "version": "1.0.0",
+  "description": "",
+  "private": true,
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "watch": "webpack --watch",
+    "start": "webpack serve --open --config webpack.dev.js",
+    "server": "node server.js",
+    "build": "webpack --config webpack.prod.js"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "devDependencies": {
+    "css-loader": "^6.8.1",
+    "express": "^4.18.2",
+    "html-webpack-plugin": "^5.5.4",
+    "style-loader": "^3.3.3",
+    "webpack": "^5.89.0",
+    "webpack-cli": "^5.1.4",
+    "webpack-dev-middleware": "^6.1.1",
+    "webpack-dev-server": "^4.15.1",
+    "webpack-merge": "^5.10.0"
+  },
+  "dependencies": {
+    "lodash": "^4.17.21"
+  }
+}

dom-exercise/webpack-demo/server.js

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+const express = require('express');
+const webpack = require('webpack');
+const webpackDevMiddleware = require('webpack-dev-middleware');
+
+const app = express();
+const config = require('./webpack.config.js');
+const compiler = webpack(config);
+
+app.use(
+  webpackDevMiddleware(compiler, {
+    publicPath: config.output.publicPath,
+  })
+);
+
+app.listen(3000, function () {
+  console.log('Example app listening on port 3k');
+});

dom-exercise/webpack-demo/src/functionOne.js

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+const functionOne = () => console.log('FUNCTION ONE');
+
+export { functionOne };

dom-exercise/webpack-demo/src/index.js

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+import _ from 'lodash';
+import printMe from './print';
+import './style.css';
+import Icon from './gitlab.png';
+import { functionOne } from './functionOne';
+
+function component() {
+    const element = document.createElement('div');
+    const btn = document.createElement('button');
+
+    element.innerHTML = _.join(['Hello', 'webpack'], ' ');
+    element.classList.add('hello');
+
+    // add image to our file
+    const myIcon = new Image();
+    myIcon.src = Icon;
+
+    btn.innerHTML = 'Click me and check the console!';
+    btn.onclick = printMe;
+
+    element.appendChild(myIcon);
+    element.appendChild(btn);
+
+    return element;
+}
+
+functionOne();
+document.body.appendChild(component());

dom-exercise/webpack-demo/src/print.js

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+export default function printMe() {
+    console.log('I get called from print.js!');
+}

dom-exercise/webpack-demo/src/style.css

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+.hello {
+    color: red;
+}

dom-exercise/webpack-demo/webpack.common.js

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+const path = require('path');
+const HtmlWebpackPlugin = require('html-webpack-plugin');
+
+module.exports = {
+  entry: {
+        index: './src/index.js',
+        print: './src/print.js'
+    },
+    plugins: [
+        new HtmlWebpackPlugin({
+            title: 'Development',
+        }),
+    ],
+  output: {
+    filename: '[name].bundle.js',
+    path: path.resolve(__dirname, 'dist'),
+    clean: true,
+    publicPath: '/',
+  },
+  optimization: {
+      runtimeChunk: 'single',
+    },
+  module: {
+    rules: [
+      {
+        test: /\.css$/i,
+        use: ['style-loader', 'css-loader'],
+      },
+      {
+        test: /\.(png|svg|jp|jpeg|gif)$/i,
+        type: 'asset/resource',
+      },
+        ],
+    },
+};

dom-exercise/webpack-demo/webpack.dev.js

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+const { merge } = require('webpack-merge');
+const common = require('./webpack.common.js');
+
+module.exports = merge(common, {
+  mode: 'development',
+  devtool: 'inline-source-map',
+  devServer: {
+    static: './dist',
+    },
+});

dom-exercise/webpack-demo/webpack.prod.js

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+const { merge } = require('webpack-merge');
+const common = require('./webpack.common.js');
+
+module.exports = merge(common, {
+  mode: 'production',
+});