Remove local authentication code

app/controllers/concerns/authentication.rb

@@ -48,11 +48,7 @@ module Authentication
     def request_authentication
       session[:return_to_after_authenticating] = request.url
 
-      if Rails.application.config.x.local_authentication
-        redirect_to new_session_path
-      else
-        redirect_to Launchpad.login_url(account: Current.account), allow_other_host: true
-      end
+      redirect_to Launchpad.login_url(account: Current.account), allow_other_host: true
     end
 
     def after_authentication_url

app/controllers/signup/base_controller.rb

@@ -1,6 +1,5 @@
 class Signup::BaseController < ApplicationController
   require_untenanted_access
-  before_action :redirect_if_local_auth
 
   # TODO: Remove this auth before launch.
   http_basic_authenticate_with(
@@ -34,8 +33,4 @@ class Signup::BaseController < ApplicationController
       redirect_to account.signal_account.owner.remote_login_url(proceed_to: root_path),
                   allow_other_host: true
     end
-
-    def redirect_if_local_auth
-      render plain: "Unauthorized", status: :unauthorized if Rails.application.config.x.local_authentication
-    end
 end

app/models/account/signal_account.rb

@@ -2,10 +2,8 @@ module Account::SignalAccount
   extend ActiveSupport::Concern
 
   included do
-    unless Rails.application.config.x.local_authentication
-      # TODO: remove the "optional: true" once we've populated the accounts properly
-      belongs_to :signal_account, class_name: "SignalId::Account", primary_key: :queenbee_id, foreign_key: :queenbee_id, optional: true
-    end
+    # TODO: remove the "optional: true" once we've populated the accounts properly
+    belongs_to :signal_account, class_name: "SignalId::Account", primary_key: :queenbee_id, foreign_key: :queenbee_id, optional: true
   end
 
   class_methods do

app/models/user/signal_user.rb

@@ -2,8 +2,6 @@ module User::SignalUser
   extend ActiveSupport::Concern
 
   included do
-    unless Rails.application.config.x.local_authentication
-      belongs_to :signal_user, dependent: :destroy, class_name: "SignalId::User", optional: true
-    end
+    belongs_to :signal_user, dependent: :destroy, class_name: "SignalId::User", optional: true
   end
 end

config/initializers/signal_id.rb

@@ -1,18 +1,11 @@
 require "signal_id"
 
-Rails.application.config.x.local_authentication = ENV["LOCAL_AUTHENTICATION"].present?
-
 ENV["SIGNAL_ID_SECRET"] = Rails.application.credentials.signal_id_secret
 
 Rails.application.config.to_prepare do
   SignalId.product = "fizzy"
 
   db_config = SignalId::Database.default_configuration
-  if Rails.application.config.x.local_authentication
-    db_config.each do |name, config|
-      config["connect_timeout"] = 1
-    end
-  end
   SignalId::Database.load_configuration db_config
   SignalId::Database.enable_rw_splitting!