Fix remaining rubocop offenses

- Fix string literal style in doorkeeper.rb
- Add missing final newlines
- Remove trailing whitespace
- Fix array bracket spacing in migrations

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

config/initializers/doorkeeper.rb

@@ -313,7 +313,7 @@ Doorkeeper.configure do
   # for example.
   #
   # Block javascript URIs but allow custom schemes
-  forbid_redirect_uri { |uri| uri.scheme.to_s.downcase == 'javascript' }
+  forbid_redirect_uri { |uri| uri.scheme.to_s.downcase == "javascript" }
 
   # Allows to set blank redirect URIs for Applications in case Doorkeeper configured
   # to use URI-less OAuth grant flows like Client Credentials or Resource Owner

config/initializers/doorkeeper_layout.rb

@@ -3,4 +3,4 @@ Rails.application.config.to_prepare do
   Doorkeeper::AuthorizationsController.layout "doorkeeper/application"
   Doorkeeper::AuthorizedApplicationsController.layout "doorkeeper/application"
   Doorkeeper::ApplicationsController.layout "doorkeeper/application"
-end
+end

config/routes.rb

@@ -189,7 +189,7 @@ Rails.application.routes.draw do
       post "auth/signup", to: "auth#signup"
       post "auth/login", to: "auth#login"
       post "auth/refresh", to: "auth#refresh"
-      
+
       # Production API endpoints
       resources :accounts, only: [ :index ]
       resources :transactions, only: [ :index, :show, :create, :update, :destroy ]

db/migrate/20250618104425_add_source_to_api_keys.rb

@@ -1,6 +1,6 @@
 class AddSourceToApiKeys < ActiveRecord::Migration[7.2]
   def change
     add_column :api_keys, :source, :string, default: "web"
-    add_index :api_keys, [:user_id, :source]
+    add_index :api_keys, [ :user_id, :source ]
   end
 end

db/migrate/20250618110104_create_mobile_devices.rb

@@ -12,6 +12,6 @@ class CreateMobileDevices < ActiveRecord::Migration[7.2]
       t.timestamps
     end
     add_index :mobile_devices, :device_id, unique: true
-    add_index :mobile_devices, [:user_id, :device_id], unique: true
+    add_index :mobile_devices, [ :user_id, :device_id ], unique: true
   end
 end

db/migrate/20250618110736_add_owner_to_oauth_applications.rb

@@ -2,6 +2,6 @@ class AddOwnerToOauthApplications < ActiveRecord::Migration[7.2]
   def change
     add_column :oauth_applications, :owner_id, :uuid
     add_column :oauth_applications, :owner_type, :string
-    add_index :oauth_applications, [:owner_id, :owner_type]
+    add_index :oauth_applications, [ :owner_id, :owner_type ]
   end
 end

test/controllers/api/v1/auth_controller_test.rb

@@ -39,7 +39,7 @@ class Api::V1::AuthControllerTest < ActionDispatch::IntegrationTest
     assert_equal "newuser@example.com", response_data["user"]["email"]
     assert_equal "New", response_data["user"]["first_name"]
     assert_equal "User", response_data["user"]["last_name"]
-    
+
     # OAuth token assertions
     assert response_data["access_token"].present?
     assert response_data["refresh_token"].present?
@@ -217,7 +217,7 @@ class Api::V1::AuthControllerTest < ActionDispatch::IntegrationTest
 
     assert_equal user.id.to_s, response_data["user"]["id"]
     assert_equal user.email, response_data["user"]["email"]
-    
+
     # OAuth token assertions
     assert response_data["access_token"].present?
     assert response_data["refresh_token"].present?
@@ -351,7 +351,7 @@ class Api::V1::AuthControllerTest < ActionDispatch::IntegrationTest
     user = users(:family_admin)
     device = user.mobile_devices.create!(@device_info)
     oauth_app = device.create_oauth_application!
-    
+
     # Create initial token
     initial_token = Doorkeeper::AccessToken.create!(
       application: oauth_app,
@@ -407,4 +407,4 @@ class Api::V1::AuthControllerTest < ActionDispatch::IntegrationTest
     response_data = JSON.parse(response.body)
     assert_equal "Refresh token is required", response_data["error"]
   end
-end
+end