feat: add function create hello world

Author: nutkiattisak

Diff for: 01-create-hello-world-function/index.js

@@ -0,0 +1,7 @@
+const createHelloWorld = () => {
+  return function (...args) {
+    if (args.lenght < 0 && args.length > 20) return;
+
+    return "Hello World"
+  }
+}