update readme

README.md

@@ -1,24 +1,9 @@
 # README
 
-This README would normally document whatever steps are necessary to get the
-application up and running.
+* ruby '3.0.1'  
+* 'rails', '~> 6.1.4'  
+* postgreSQL 14.5  
+* boostrap 5  
+* haml
 
-Things you may want to cover:
-
-* Ruby version
-
-* System dependencies
-
-* Configuration
-
-* Database creation
-
-* Database initialization
-
-* How to run the test suite
-
-* Services (job queues, cache servers, search engines, etc.)
-
-* Deployment instructions
-
-* ...
+Completing the Udemy course: [link](https://www.udemy.com/course/ruby-on-rails-6-learn-20-gems-build-an-e-learning-platform/)