Set rbenv to isolate the development environment

* Ruby Version : 2.12
* Gems : localy (.gems folder)
* .gitignore : add .gems folder to ignored files
Create the rails app in the current directory
Set rbenv to isolate the development environment

* Ruby Version : 2.12
* Gems : localy (.gems folder)
* .gitignore : add .gems folder to ignored files
Create the rails app in the current directory
Merge branch '02-create-rails-app' of github.com:xarisd/thessrbio into 02-create-rails-app
Add secrets.yml

* Add a new config/secrets.yml file so that the application can run
* Change the .gitignore to include it
Merge pull request #12 from xarisd/02-create-rails-app

Create the Rails Application