diff --git a/.rubocop.yml b/.rubocop.yml
index ed6bf9a..b62b4ea 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -14,4 +14,8 @@ AllCops:
 Layout/LineLength:
   Max: 120
 RSpec/ExampleLength:
-  Max: 30
\ No newline at end of file
+  Enabled: false
+Metrics/ModuleLength:
+  Enabled: false
+RSpec/MultipleMemoizedHelpers:
+  Enabled: false
\ No newline at end of file
diff --git a/spec/rails_helper.rb b/spec/rails_helper.rb
index fa81db3..a68d8b3 100644
--- a/spec/rails_helper.rb
+++ b/spec/rails_helper.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Copyright (C) 2024 Manuel Bustillo
 
 # This file is copied to spec/ when you run 'rails generate rspec:install'
@@ -5,7 +7,7 @@ require 'spec_helper'
 ENV['RAILS_ENV'] ||= 'test'
 require_relative '../config/environment'
 # Prevent database truncation if the environment is production
-abort("The Rails environment is running in production mode!") if Rails.env.production?
+abort('The Rails environment is running in production mode!') if Rails.env.production?
 require 'rspec/rails'
 # Add additional requires below this line. Rails is not loaded until this point!
 
diff --git a/spec/requests/affinities_spec.rb b/spec/requests/affinities_spec.rb
index 6e113d2..c964018 100644
--- a/spec/requests/affinities_spec.rb
+++ b/spec/requests/affinities_spec.rb
@@ -4,7 +4,7 @@
 
 require 'swagger_helper'
 
-RSpec.describe 'affinities', type: :request do
+RSpec.describe 'affinities' do
   path '/{slug}/groups/{group_id}/affinities' do
     parameter Swagger::Schema::SLUG
     parameter name: 'group_id', in: :path, type: :string, format: :uuid, description: 'group_id'
@@ -46,7 +46,7 @@ RSpec.describe 'affinities', type: :request do
         }
       }
 
-      response_empty_200
+      response_empty200
     end
   end
 end
diff --git a/spec/requests/captcha_spec.rb b/spec/requests/captcha_spec.rb
index 607a2d9..4441304 100644
--- a/spec/requests/captcha_spec.rb
+++ b/spec/requests/captcha_spec.rb
@@ -1,22 +1,23 @@
+# frozen_string_literal: true
+
 # Copyright (C) 2024 Manuel Bustillo
 
 require 'swagger_helper'
 
-RSpec.describe 'captcha', type: :request do
+RSpec.describe 'captcha' do
   path '/captcha' do
-
     post('create a CAPTCHA challenge') do
       tags 'CAPTCHA'
       consumes 'application/json'
       produces 'application/json'
-      
+
       response(201, 'created') do
         schema type: :object,
-        required: %i[id], 
-        properties: {
-          id: { type: :string, format: :uuid },
-          media_url: { type: :string, format: :uri },
-        }
+               required: %i[id],
+               properties: {
+                 id: { type: :string, format: :uuid },
+                 media_url: { type: :string, format: :uri }
+               }
         xit
       end
     end
diff --git a/spec/requests/expenses_spec.rb b/spec/requests/expenses_spec.rb
index 068fec5..4bfa22f 100644
--- a/spec/requests/expenses_spec.rb
+++ b/spec/requests/expenses_spec.rb
@@ -1,8 +1,10 @@
+# frozen_string_literal: true
+
 # Copyright (C) 2024 Manuel Bustillo
 
 require 'swagger_helper'
 
-RSpec.describe 'expenses', type: :request do
+RSpec.describe 'expenses' do
   path '/{slug}/expenses' do
     get('list expenses') do
       tags 'Expenses'
@@ -42,8 +44,8 @@ RSpec.describe 'expenses', type: :request do
         }
       }
 
-      response_empty_201
-      response_422
+      response_empty201
+      response422
       regular_api_responses
     end
   end
@@ -60,9 +62,9 @@ RSpec.describe 'expenses', type: :request do
         properties: Swagger::Schema::EXPENSE
       }
 
-      response_empty_200
-      response_422
-      response_404
+      response_empty200
+      response422
+      response404
       regular_api_responses
     end
 
@@ -71,8 +73,8 @@ RSpec.describe 'expenses', type: :request do
       produces 'application/json'
       parameter Swagger::Schema::SLUG
       parameter Swagger::Schema::ID
-      response_empty_200
-      response_404
+      response_empty200
+      response404
       regular_api_responses
     end
   end
diff --git a/spec/requests/groups_spec.rb b/spec/requests/groups_spec.rb
index bc6267b..3496ad5 100644
--- a/spec/requests/groups_spec.rb
+++ b/spec/requests/groups_spec.rb
@@ -1,8 +1,10 @@
+# frozen_string_literal: true
+
 # Copyright (C) 2024 Manuel Bustillo
 
 require 'swagger_helper'
 
-RSpec.describe 'groups', type: :request do
+RSpec.describe 'groups' do
   path '/{slug}/groups' do
     get('list groups') do
       tags 'Groups'
@@ -10,29 +12,29 @@ RSpec.describe 'groups', type: :request do
       parameter Swagger::Schema::SLUG
       response(200, 'successful') do
         schema type: :array,
-                 items: {
-                   type: :object,
-                   required: %i[id name icon parent_id color attendance],
-                   properties: {
-                     id: { type: :string, format: :uuid, required: true },
-                     name: { type: :string },
-                     icon: { type: :string, example: 'pi pi-crown', description: 'The CSS classes used by the icon' },
-                     parent_id: { type: :string, format: :uuid },
-                     color: { type: :string, pattern: '^#(?:[0-9a-fA-F]{3}){1,2}$' },
-                     attendance: {
-                       type: :object,
-                        required: %i[total considered invited confirmed declined tentative],
-                        properties: {
-                          total: { type: :integer, minimum: 0, description: 'Total number of guests in any status' },
-                          considered: { type: :integer, minimum: 0 },
-                          invited: { type: :integer, minimum: 0 },
-                          confirmed: { type: :integer, minimum: 0 },
-                          declined: { type: :integer, minimum: 0 },
-                          tentative: { type: :integer, minimum: 0 }
-                        }
-                      }
-                    }
+               items: {
+                 type: :object,
+                 required: %i[id name icon parent_id color attendance],
+                 properties: {
+                   id: { type: :string, format: :uuid, required: true },
+                   name: { type: :string },
+                   icon: { type: :string, example: 'pi pi-crown', description: 'The CSS classes used by the icon' },
+                   parent_id: { type: :string, format: :uuid },
+                   color: { type: :string, pattern: '^#(?:[0-9a-fA-F]{3}){1,2}$' },
+                   attendance: {
+                     type: :object,
+                     required: %i[total considered invited confirmed declined tentative],
+                     properties: {
+                       total: { type: :integer, minimum: 0, description: 'Total number of guests in any status' },
+                       considered: { type: :integer, minimum: 0 },
+                       invited: { type: :integer, minimum: 0 },
+                       confirmed: { type: :integer, minimum: 0 },
+                       declined: { type: :integer, minimum: 0 },
+                       tentative: { type: :integer, minimum: 0 }
+                     }
+                   }
                  }
+               }
         xit
       end
       regular_api_responses
@@ -99,8 +101,8 @@ RSpec.describe 'groups', type: :request do
         produces 'application/json'
         parameter Swagger::Schema::SLUG
         parameter name: :id, in: :path, type: :string, format: :uuid
-        
-        response_empty_200
+
+        response_empty200
         regular_api_responses
       end
     end
diff --git a/spec/requests/guests_spec.rb b/spec/requests/guests_spec.rb
index bc73fbe..cd52ca0 100644
--- a/spec/requests/guests_spec.rb
+++ b/spec/requests/guests_spec.rb
@@ -1,8 +1,10 @@
+# frozen_string_literal: true
+
 # Copyright (C) 2024 Manuel Bustillo
 
 require 'swagger_helper'
 
-RSpec.describe 'guests', type: :request do
+RSpec.describe 'guests' do
   path '/{slug}/guests' do
     get('list guests') do
       tags 'Guests'
@@ -51,8 +53,8 @@ RSpec.describe 'guests', type: :request do
         }
       }
 
-      response_empty_201
-      response_422
+      response_empty201
+      response422
       regular_api_responses
     end
   end
@@ -80,9 +82,9 @@ RSpec.describe 'guests', type: :request do
         }
       }
 
-      response_empty_200
-      response_422
-      response_404
+      response_empty200
+      response422
+      response404
       regular_api_responses
     end
 
@@ -92,8 +94,8 @@ RSpec.describe 'guests', type: :request do
       parameter Swagger::Schema::SLUG
       parameter name: 'id', in: :path, type: :string, format: :uuid
 
-      response_empty_200
-      response_404
+      response_empty200
+      response404
       regular_api_responses
     end
   end
diff --git a/spec/requests/summary_spec.rb b/spec/requests/summary_spec.rb
index 2b77892..569e4b9 100644
--- a/spec/requests/summary_spec.rb
+++ b/spec/requests/summary_spec.rb
@@ -1,8 +1,10 @@
+# frozen_string_literal: true
+
 # Copyright (C) 2024 Manuel Bustillo
 
 require 'swagger_helper'
 
-RSpec.describe 'summary', type: :request do
+RSpec.describe 'summary' do
   path '/{slug}/summary' do
     get('list summaries') do
       tags 'Summary'
diff --git a/spec/requests/tables_arrangements_spec.rb b/spec/requests/tables_arrangements_spec.rb
index c48c127..eb4c9cd 100644
--- a/spec/requests/tables_arrangements_spec.rb
+++ b/spec/requests/tables_arrangements_spec.rb
@@ -1,8 +1,10 @@
+# frozen_string_literal: true
+
 # Copyright (C) 2024 Manuel Bustillo
 
 require 'swagger_helper'
 
-RSpec.describe 'tables_arrangements', type: :request do
+RSpec.describe 'tables_arrangements' do
   path '/{slug}/tables_arrangements' do
     get('list tables arrangements') do
       tags 'Tables Arrangements'
diff --git a/spec/requests/tokens_spec.rb b/spec/requests/tokens_spec.rb
index 5a08e05..077543d 100644
--- a/spec/requests/tokens_spec.rb
+++ b/spec/requests/tokens_spec.rb
@@ -1,15 +1,5 @@
+# frozen_string_literal: true
+
 # Copyright (C) 2024 Manuel Bustillo
 
 require 'swagger_helper'
-
-RSpec.describe 'tokens', type: :request do
-  path '/token' do
-    get('get a cookie with CSRF token') do
-      tags 'CSRF token'
-      consumes 'application/json'
-      produces 'application/json'
-      
-      response_empty_200
-    end
-  end
-end
diff --git a/spec/requests/users/confirmations_spec.rb b/spec/requests/users/confirmations_spec.rb
index 12bdfbc..88dd707 100644
--- a/spec/requests/users/confirmations_spec.rb
+++ b/spec/requests/users/confirmations_spec.rb
@@ -1,9 +1,10 @@
+# frozen_string_literal: true
+
 # Copyright (C) 2024 Manuel Bustillo
 
 require 'swagger_helper'
 
-RSpec.describe 'users/confirmations', type: :request do
-
+RSpec.describe 'users/confirmations' do
   path '/{slug}/users/confirmation' do
     get('confirm user email') do
       tags 'Users'
@@ -17,7 +18,7 @@ RSpec.describe 'users/confirmations', type: :request do
         xit
       end
 
-      response_422
+      response422
     end
   end
 end
diff --git a/spec/requests/users/registrations_spec.rb b/spec/requests/users/registrations_spec.rb
index 2cbaeea..ac423c1 100644
--- a/spec/requests/users/registrations_spec.rb
+++ b/spec/requests/users/registrations_spec.rb
@@ -1,25 +1,26 @@
+# frozen_string_literal: true
+
 # Copyright (C) 2024 Manuel Bustillo
 
 require 'swagger_helper'
 
-RSpec.describe 'users/registrations', type: :request do
-
+RSpec.describe 'users/registrations' do
   path '/{slug}/users' do
     post('create registration') do
       tags 'Users Registrations'
       consumes 'application/json'
       produces 'application/json'
-      
+
       parameter Swagger::Schema::SLUG
       parameter name: :body, in: :body, schema: {
         type: :object,
-        required: [:user, :wedding],
+        required: %i[user wedding],
         properties: {
           user: {
             type: :object,
             required: %i[email password password_confirmation],
             properties: {
-              email: { type: :string, format: :email},
+              email: { type: :string, format: :email },
               password: SwaggerResponseHelper::PASSWORD,
               password_confirmation: SwaggerResponseHelper::PASSWORD
             }
diff --git a/spec/requests/users/sessions_spec.rb b/spec/requests/users/sessions_spec.rb
index a803965..1553aed 100644
--- a/spec/requests/users/sessions_spec.rb
+++ b/spec/requests/users/sessions_spec.rb
@@ -1,11 +1,11 @@
+# frozen_string_literal: true
+
 # Copyright (C) 2024 Manuel Bustillo
 
 require 'swagger_helper'
 
-RSpec.describe 'users/sessions', type: :request do
-
+RSpec.describe 'users/sessions' do
   path '/{slug}/users/sign_in' do
-
     post('create session') do
       tags 'Users Sessions'
       consumes 'application/json'
@@ -32,7 +32,7 @@ RSpec.describe 'users/sessions', type: :request do
         xit
       end
 
-      response_401(message: 'Invalid Email or password.')
+      response401(message: 'Invalid Email or password.')
     end
   end
 
diff --git a/spec/services/tables/discomfort_calculator_spec.rb b/spec/services/tables/discomfort_calculator_spec.rb
index f5da2d1..a4eea1d 100644
--- a/spec/services/tables/discomfort_calculator_spec.rb
+++ b/spec/services/tables/discomfort_calculator_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Copyright (C) 2024 Manuel Bustillo
 
 require 'rails_helper'
@@ -12,8 +14,7 @@ module Tables
 
     describe '#calculate' do
       before do
-        allow(calculator).to receive(:table_size_penalty).and_return(2)
-        allow(calculator).to receive(:cohesion_discomfort).and_return(3)
+        allow(calculator).to receive_messages(table_size_penalty: 2, cohesion_discomfort: 3)
       end
 
       let(:table) { Table.new(create_list(:guest, 6)) }
@@ -29,6 +30,7 @@ module Tables
         table.min_per_table = 5
         table.max_per_table = 7
       end
+
       context 'when the number of guests is in the lower bound' do
         let(:table) { Table.new(create_list(:guest, 5)) }
 
@@ -88,6 +90,7 @@ module Tables
         allow(AffinityGroupsHierarchy.instance).to receive(:distance).with(friends.id, school.id).and_return(4)
         allow(AffinityGroupsHierarchy.instance).to receive(:distance).with(work.id, school.id).and_return(5)
       end
+
       context 'when the table contains just two guests' do
         context 'when they belong to the same group' do
           let(:table) { create_list(:guest, 2, group: family) }
@@ -102,6 +105,7 @@ module Tables
               create(:guest, group: friends)
             ]
           end
+
           it { expect(calculator.send(:cohesion_discomfort)).to eq(1) }
         end
 
@@ -205,7 +209,7 @@ module Tables
         end
 
         it 'returns the sum of the penalties for each pair of guests' do
-          expect(calculator.send(:cohesion_discomfort)).to eq(4 * 1 + 4 * Rational(1, 2) + 4 * Rational(2, 3))
+          expect(calculator.send(:cohesion_discomfort)).to eq((4 * 1) + (4 * Rational(1, 2)) + (4 * Rational(2, 3)))
         end
       end
 
@@ -219,7 +223,7 @@ module Tables
         end
 
         it 'returns the sum of the penalties for each pair of guests' do
-          expect(calculator.send(:cohesion_discomfort)).to eq(6 * 1 + 2 * Rational(1, 2) + 3 * Rational(2, 3))
+          expect(calculator.send(:cohesion_discomfort)).to eq((6 * 1) + (2 * Rational(1, 2)) + (3 * Rational(2, 3)))
         end
       end
     end
diff --git a/spec/services/tables/distribution_spec.rb b/spec/services/tables/distribution_spec.rb
index df88a85..26834c0 100644
--- a/spec/services/tables/distribution_spec.rb
+++ b/spec/services/tables/distribution_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Copyright (C) 2024 Manuel Bustillo
 
 require 'rails_helper'
@@ -5,19 +7,19 @@ require 'rails_helper'
 module Tables
   RSpec.describe Distribution do
     describe '#random_distribution' do
-      let(:subject) { described_class.new(min_per_table: 5, max_per_table: 10) }
+      subject(:distribution) { described_class.new(min_per_table: 5, max_per_table: 10) }
 
       context 'when there are fewer people than the minimum per table' do
         it 'creates one table' do
-          subject.random_distribution([1, 2, 3, 4])
-          expect(subject.tables.count).to eq(1)
+          distribution.random_distribution([1, 2, 3, 4])
+          expect(distribution.tables.count).to eq(1)
         end
       end
 
       context 'when there are more people than the maximum per table' do
         it 'creates multiple tables' do
-          subject.random_distribution([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11])
-          expect(subject.tables.count).to be > 1
+          distribution.random_distribution([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11])
+          expect(distribution.tables.count).to be > 1
         end
       end
     end
diff --git a/spec/services/tables/shift_spec.rb b/spec/services/tables/shift_spec.rb
index e4c48af..08b2ca1 100644
--- a/spec/services/tables/shift_spec.rb
+++ b/spec/services/tables/shift_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Copyright (C) 2024 Manuel Bustillo
 
 require 'rails_helper'
@@ -7,7 +9,7 @@ module Tables
     describe '#each' do
       let(:shifts) do
         acc = []
-        described_class.new(initial_solution).each do |solution|
+        described_class.new(initial_solution).each do |solution| # rubocop:disable Style/MapIntoArray -- #map is not implemented
           acc << solution.tables.map(&:dup)
         end
         acc
diff --git a/spec/services/tables/swap_spec.rb b/spec/services/tables/swap_spec.rb
index 159d998..067d4bc 100644
--- a/spec/services/tables/swap_spec.rb
+++ b/spec/services/tables/swap_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Copyright (C) 2024 Manuel Bustillo
 
 require 'rails_helper'
@@ -7,7 +9,7 @@ module Tables
     describe '#each' do
       let(:swaps) do
         acc = []
-        described_class.new(initial_solution).each do |solution|
+        described_class.new(initial_solution).each do |solution| # rubocop:disable Style/MapIntoArray -- #map is not implemented
           acc << solution.tables.map(&:dup)
         end
         acc
diff --git a/spec/services/vns/engine_spec.rb b/spec/services/vns/engine_spec.rb
index d4064f6..b7ff9a5 100644
--- a/spec/services/vns/engine_spec.rb
+++ b/spec/services/vns/engine_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Copyright (C) 2024 Manuel Bustillo
 
 require 'rails_helper'
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 25cfd37..b2f85ad 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Copyright (C) 2024 Manuel Bustillo
 
 # This file was generated by the `rails generate rspec:install` command. Conventionally, all
@@ -46,51 +48,49 @@ RSpec.configure do |config|
   # triggering implicit auto-inclusion in groups with matching metadata.
   config.shared_context_metadata_behavior = :apply_to_host_groups
 
-# The settings below are suggested to provide a good initial experience
-# with RSpec, but feel free to customize to your heart's content.
-=begin
-  # This allows you to limit a spec run to individual examples or groups
-  # you care about by tagging them with `:focus` metadata. When nothing
-  # is tagged with `:focus`, all examples get run. RSpec also provides
-  # aliases for `it`, `describe`, and `context` that include `:focus`
-  # metadata: `fit`, `fdescribe` and `fcontext`, respectively.
-  config.filter_run_when_matching :focus
-
-  # Allows RSpec to persist some state between runs in order to support
-  # the `--only-failures` and `--next-failure` CLI options. We recommend
-  # you configure your source control system to ignore this file.
-  config.example_status_persistence_file_path = "spec/examples.txt"
-
-  # Limits the available syntax to the non-monkey patched syntax that is
-  # recommended. For more details, see:
-  # https://rspec.info/features/3-12/rspec-core/configuration/zero-monkey-patching-mode/
-  config.disable_monkey_patching!
-
-  # Many RSpec users commonly either run the entire suite or an individual
-  # file, and it's useful to allow more verbose output when running an
-  # individual spec file.
-  if config.files_to_run.one?
-    # Use the documentation formatter for detailed output,
-    # unless a formatter has already been configured
-    # (e.g. via a command-line flag).
-    config.default_formatter = "doc"
-  end
-
-  # Print the 10 slowest examples and example groups at the
-  # end of the spec run, to help surface which specs are running
-  # particularly slow.
-  config.profile_examples = 10
-
-  # Run specs in random order to surface order dependencies. If you find an
-  # order dependency and want to debug it, you can fix the order by providing
-  # the seed, which is printed after each run.
-  #     --seed 1234
-  config.order = :random
-
-  # Seed global randomization in this process using the `--seed` CLI option.
-  # Setting this allows you to use `--seed` to deterministically reproduce
-  # test failures related to randomization by passing the same `--seed` value
-  # as the one that triggered the failure.
-  Kernel.srand config.seed
-=end
+  # The settings below are suggested to provide a good initial experience
+  # with RSpec, but feel free to customize to your heart's content.
+  #   # This allows you to limit a spec run to individual examples or groups
+  #   # you care about by tagging them with `:focus` metadata. When nothing
+  #   # is tagged with `:focus`, all examples get run. RSpec also provides
+  #   # aliases for `it`, `describe`, and `context` that include `:focus`
+  #   # metadata: `fit`, `fdescribe` and `fcontext`, respectively.
+  #   config.filter_run_when_matching :focus
+  #
+  #   # Allows RSpec to persist some state between runs in order to support
+  #   # the `--only-failures` and `--next-failure` CLI options. We recommend
+  #   # you configure your source control system to ignore this file.
+  #   config.example_status_persistence_file_path = "spec/examples.txt"
+  #
+  #   # Limits the available syntax to the non-monkey patched syntax that is
+  #   # recommended. For more details, see:
+  #   # https://rspec.info/features/3-12/rspec-core/configuration/zero-monkey-patching-mode/
+  #   config.disable_monkey_patching!
+  #
+  #   # Many RSpec users commonly either run the entire suite or an individual
+  #   # file, and it's useful to allow more verbose output when running an
+  #   # individual spec file.
+  #   if config.files_to_run.one?
+  #     # Use the documentation formatter for detailed output,
+  #     # unless a formatter has already been configured
+  #     # (e.g. via a command-line flag).
+  #     config.default_formatter = "doc"
+  #   end
+  #
+  #   # Print the 10 slowest examples and example groups at the
+  #   # end of the spec run, to help surface which specs are running
+  #   # particularly slow.
+  #   config.profile_examples = 10
+  #
+  #   # Run specs in random order to surface order dependencies. If you find an
+  #   # order dependency and want to debug it, you can fix the order by providing
+  #   # the seed, which is printed after each run.
+  #   #     --seed 1234
+  #   config.order = :random
+  #
+  #   # Seed global randomization in this process using the `--seed` CLI option.
+  #   # Setting this allows you to use `--seed` to deterministically reproduce
+  #   # test failures related to randomization by passing the same `--seed` value
+  #   # as the one that triggered the failure.
+  #   Kernel.srand config.seed
 end
diff --git a/spec/swagger_helper.rb b/spec/swagger_helper.rb
index 2b19be8..2c53057 100644
--- a/spec/swagger_helper.rb
+++ b/spec/swagger_helper.rb
@@ -3,10 +3,10 @@
 # frozen_string_literal: true
 
 require 'rails_helper'
-require_relative './swagger_response_helper'
-require_relative './requests/schemas.rb'
+require_relative 'swagger_response_helper'
+require_relative 'requests/schemas'
 
-include SwaggerResponseHelper
+include SwaggerResponseHelper # rubocop:disable Style/MixinUsage
 
 RSpec.configure do |config|
   # Specify a root folder where Swagger JSON files are generated
diff --git a/spec/swagger_response_helper.rb b/spec/swagger_response_helper.rb
index d7f2e0e..424818a 100644
--- a/spec/swagger_response_helper.rb
+++ b/spec/swagger_response_helper.rb
@@ -1,18 +1,19 @@
+# frozen_string_literal: true
+
 # Copyright (C) 2024 Manuel Bustillo
 
 module SwaggerResponseHelper
   TIMESTAMP_FORMAT = '\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}\.\d{3}Z'
   TIMESTAMP_EXAMPLE = Time.zone.now.iso8601(3)
 
-  TIMESTAMP = {type: :string,pattern: TIMESTAMP_FORMAT,example: TIMESTAMP_EXAMPLE}.freeze
-  PASSWORD = { type: :string, minLength: User.password_length.begin, maxLength: User.password_length.end }
-
+  TIMESTAMP = { type: :string, pattern: TIMESTAMP_FORMAT, example: TIMESTAMP_EXAMPLE }.freeze
+  PASSWORD = { type: :string, minLength: User.password_length.begin, maxLength: User.password_length.end }.freeze
 
   def regular_api_responses
-    response_401
+    response401
   end
 
-  def response_422
+  def response422
     response(422, 'Validation errors in input parameters') do
       produces 'application/json'
       error_schema
@@ -20,7 +21,7 @@ module SwaggerResponseHelper
     end
   end
 
-  def response_empty_200
+  def response_empty200
     response(200, 'Success') do
       produces 'application/json'
       schema type: :object
@@ -28,7 +29,7 @@ module SwaggerResponseHelper
     end
   end
 
-  def response_empty_201
+  def response_empty201
     response(201, 'Created') do
       produces 'application/json'
       schema type: :object
@@ -36,7 +37,7 @@ module SwaggerResponseHelper
     end
   end
 
-  def response_404
+  def response404
     response(404, 'Record not found') do
       produces 'application/json'
       error_schema
@@ -44,14 +45,14 @@ module SwaggerResponseHelper
     end
   end
 
-  def response_401(message: nil)
+  def response401(message: nil)
     response(401, 'Unauthorized') do
       produces 'application/json'
       schema type: :object,
-              required: %i[error],
-              properties: {
-                error: { type: :string, example: message || 'You need to sign in or sign up before continuing.' }
-              }
+             required: %i[error],
+             properties: {
+               error: { type: :string, example: message || 'You need to sign in or sign up before continuing.' }
+             }
       xit
     end
   end