Make email settings configurable

config/environments/development.rb

@@ -57,10 +57,14 @@ Rails.application.configure do
   # routes, locales, etc. This feature depends on the listen gem.
   config.file_watcher = ActiveSupport::EventedFileUpdateChecker
 
+  config.action_mailer.default_options = {
+    from: "accounts@localhost"
+  }
+
   # Don't actually send emails, cache them for viewing via letter opener
   config.action_mailer.delivery_method = :letter_opener
   # Don't care if the mailer can't send
-  config.action_mailer.raise_delivery_errors = false
+  config.action_mailer.raise_delivery_errors = true
   # Base URL to be used by email template link helpers
   config.action_mailer.default_url_options = { host: "localhost:3000", protocol: "http" }