linting and changed default mail sender

app/models/headache_log.rb

@@ -3,5 +3,5 @@ class HeadacheLog < ApplicationRecord
   validates :start_time, :intensity, presence: true
   validates :intensity, numericality: { greater_than_or_equal_to: 1, less_than_or_equal_to: 10 }
 
-  broadcasts_to ->(headache_log) { [headache_log.user, "headache_logs"] }, inserts_by: :prepend
+  broadcasts_to ->(headache_log) { [ headache_log.user, "headache_logs" ] }, inserts_by: :prepend
 end

config/initializers/devise.rb

@@ -24,7 +24,7 @@
   # Configure the e-mail address which will be shown in Devise::Mailer,
   # note that it will be overwritten if you use your own mailer class
   # with default "from" parameter.
-  config.mailer_sender = 'please-change-me-at-config-initializers-devise@example.com'
+  config.mailer_sender = "hello@clusterheadachetracker.com"
 
   # Configure the class responsible to send e-mails.
   # config.mailer = 'Devise::Mailer'
@@ -36,7 +36,7 @@
   # Load and configure the ORM. Supports :active_record (default) and
   # :mongoid (bson_ext recommended) by default. Other ORMs may be
   # available as additional gems.
-  require 'devise/orm/active_record'
+  require "devise/orm/active_record"
 
   # ==> Configuration for any authentication mechanism
   # Configure which keys are used when authenticating a user. The default is
@@ -58,12 +58,12 @@
   # Configure which authentication keys should be case-insensitive.
   # These keys will be downcased upon creating or modifying a user and when used
   # to authenticate or find a user. Default is :email.
-  config.case_insensitive_keys = [:email]
+  config.case_insensitive_keys = [ :email ]
 
   # Configure which authentication keys should have whitespace stripped.
   # These keys will have whitespace before and after removed upon creating or
   # modifying a user and when used to authenticate or find a user. Default is :email.
-  config.strip_whitespace_keys = [:email]
+  config.strip_whitespace_keys = [ :email ]
 
   # Tell if authentication through request.params is enabled. True by default.
   # It can be set to an array that will enable params authentication only for the
@@ -97,7 +97,7 @@
   # Notice that if you are skipping storage for all authentication paths, you
   # may want to disable generating routes to Devise's sessions controller by
   # passing skip: :sessions to `devise_for` in your config/routes.rb
-  config.skip_session_storage = [:http_auth]
+  config.skip_session_storage = [ :http_auth ]
 
   # By default, Devise cleans up the CSRF token on authentication to
   # avoid CSRF token fixation attacks. This means that, when using AJAX