docs: 📝 update in markdown file

Author: stevenfvg

README.md

@@ -1,4 +1,7 @@
-# clean-code-javascript
+# Clean Code in JavaScript
+
+<details>
+  <summary>Show table of contents</summary>
 
 ## Table of Contents
 
@@ -15,6 +18,8 @@
 11. [Comments](#comments)
 12. [Translation](#translation)
 
+</details>
+
 ## Introduction
 
 ![Humorous image of software quality estimation as a count of how many expletives