Some updates

Author: coorasse

ruby_on_rails/README.md

@@ -11,6 +11,7 @@ The application (and relative GitHub repo) will be named after the `[project-nam
 > Have you decided if you need two environments (develop and main) or just one?
 > As a rule of thumb: for customers we always use two environments, for internal projects we usually only use one.
 > Why the difference? Because we can bare the risk of having a bug in an internal project, but we cannot do that for a customer.
+> Decide with your team if you want one or two branches.
 
 1. [Initialise the Rails Application](app_initialisation.md)
 1. [Push to Git Repository](first_git_push.md)

ruby_on_rails/app_initialisation.md

@@ -20,19 +20,17 @@ rails new [project-name] --database=postgresql --skip-kamal --skip-ci --skip-act
 where the `project-name` is exactly the one you chose before.
 
 > ⚠️ You may want to choose a different database than Postgres, but most of the time this will be your choice.\
-> If you do not need a DB you may rethink the fact that you may not need Rails at all: Take a look at [Sinatra](http://www.sinatrarb.com/) or [Angular](https://angular.io/)\
 > You might also need actionmailbox of course, so always double-check the parameters that you are using.
 
 > ⭐️ This setup does not include either js-bundling nor css-bundling by default.\
 > It will start with the simplest possible Rails setup and will use sprockets and importmaps.\
 > If you need to do fancy stuff, discuss with your team the opportunity of including a js-bundling and css-bundling tool.\
 > We want to go ["no build"](https://www.youtube.com/watch?v=iqXjGiQ_D-A) whenever possible.
 
-* Run `bin/setup`
-
 * Run `bundle exec rails db:migrate` to generate an empty `schema.rb` file.
+* Run `bin/setup`
 
-* Then check your default Rails setup by running `rails s` and visiting http://localhost:3000.
+* Then check your default Rails setup by running `bin/run` and visiting http://[project-name].localhost:3000.
   You should be on Rails now, yay!
 * Finally check if http://localhost:3000/up is green.
 

ruby_on_rails/template.rb

@@ -8,6 +8,12 @@
   RUBY
 end
 
+insert_into_file "Gemfile", after: /^group :development, :test do\n/ do
+  <<~RUBY
+    gem "dotenv"
+  RUBY
+end
+
 # replace bin/rails db:prepare with bin/rails db:setup in bin/setup
 gsub_file "bin/setup", "bin/rails db:prepare", "bin/rails db:setup"
 
@@ -37,6 +43,9 @@
   RUBOCOP
 end
 
+create_file ".env.example", force: true
+create_file ".env", force: true
+
 create_file "bin/run", force: true do
   <<~RUN
     #!/usr/bin/env bash