fix: added missing examples

Author: lmammino

07-creational-design-patterns/04-factory-example-profiler/README.md

@@ -14,3 +14,9 @@ node index.js 2201307499
 NODE_ENV=production node index.js 2201307499
 ```
 
+or, if you are not using a Unix-like OS:
+
+```bash
+npx cross-env NODE_ENV=production node index.js 2201307499
+```
+

07-creational-design-patterns/06b-builder-in-the-wild/README.md

@@ -0,0 +1,42 @@
+# 06b-builder-in-the-wild
+
+This example contains a couple of usages of the builder pattern in the wild.
+
+## Dependencies
+
+This example requires you to install some third-party dependencies from npm.
+
+If you have `pnpm` installed, you can do that with:
+
+```bash
+pnpm install
+```
+
+Alternatively, if you prefer to use another package manager, make sure to delete
+the `pnpm-lock.yaml` file before using it.
+
+If you want to use `npm`, you can run:
+
+```bash
+npm install
+```
+
+If you want to use `yarn`, you can run:
+
+```bash
+yarn install
+```
+
+## Run
+
+To run the examples launch:
+
+```bash
+node superagent.js
+```
+
+and
+
+```bash
+node cli.js --separator "," "Hello, World"
+```

07-creational-design-patterns/06b-builder-in-the-wild/cli.js

@@ -0,0 +1,17 @@
+import { Command } from 'commander' // v14.0.0
+
+const program = new Command()
+program
+  .name('string-util')
+  .description('CLI to some JavaScript string utilities')
+  .version('0.8.0')
+  .command('split')
+  .description('Split a string into substrings and display as an array')
+  .argument('<string>', 'string to split')
+  .option('--first', 'display just the first substring')
+  .option('-s, --separator <char>', 'separator character', ',')
+  .action((str, options) => {
+    const limit = options.first ? 1 : undefined
+    console.log(str.split(options.separator, limit))
+  })
+  .parse()

07-creational-design-patterns/06b-builder-in-the-wild/package.json

@@ -0,0 +1,18 @@
+{
+  "name": "06b-builder-in-the-wild",
+  "version": "1.0.0",
+  "description": "This example contains a couple of usages of the builder pattern in the wild.",
+  "type": "module",
+  "scripts": {},
+  "engines": {
+    "node": ">=24"
+  },
+  "engineStrict": true,
+  "keywords": [],
+  "author": "Luciano Mammino and Mario Casciaro",
+  "license": "MIT",
+  "dependencies": {
+    "commander": "14.0.0",
+    "superagent": "^10.1.1"
+  }
+}