doc: add banner

Author: MateoRodriguez0

README.md

@@ -33,6 +33,8 @@ In this repository, I will be documenting the concepts, principles, and best pra
   - [Dependency Inversion Principle (DIP)](#dependency-inversion-principle-dip)
 
 ## Principles of Clean Code
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 Clean code is easy of read, understand and modify. it's achieved through a clear structured, meaningful names, small functions and **Responsibility per Component**. its quality is maintained and improved through continuous and safe refactoring, supported by a good unit test coverage that allows those changes to be made with confidence.
 
 ### Names that reveal intention