Fix errors

Gemfile

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 source 'https://rubygems.org'
 git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
@@ -89,6 +91,6 @@ group :test do
   gem 'webdrivers'
 end
 
-gem "sassc-rails"
+gem 'sassc-rails'
 
 gem 'active_model_serializers', '~> 0.10.13'

app/channels/application_cable/channel.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ApplicationCable
   class Channel < ActionCable::Channel::Base
   end

app/channels/application_cable/connection.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ApplicationCable
   class Connection < ActionCable::Connection::Base
   end

app/controllers/api/v1/authentication_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Api
   module V1
     class AuthenticationController < ApiController

app/controllers/api/v1/comments_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Api
   module V1
     class CommentsController < AuthenticationController

app/controllers/api/v1/posts_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Api
   module V1
     class PostsController < AuthenticationController

app/controllers/api/v1/users_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Api
   module V1
     class UsersController < AuthenticationController

app/controllers/api_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class ApiController < ActionController::API
   include ActionController::HttpAuthentication::Token::ControllerMethods
   def authorize_request

app/controllers/application_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class ApplicationController < ActionController::Base
   before_action :authenticate_user!
 

app/controllers/comments_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CommentsController < ApplicationController
   def index
     @user = User.includes(posts: [:comments]).find(params[:user_id])

app/controllers/likes_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class LikesController < ApplicationController
   def new; end
 

app/controllers/posts_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class PostsController < ApplicationController
   def index
     @user = User.find(params[:user_id].to_i)

app/controllers/users_controller.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class UsersController < ApplicationController
   def index
     @users = User.all

app/helpers/application_helper.rb

@@ -1,2 +1,4 @@
+# frozen_string_literal: true
+
 module ApplicationHelper
 end

app/helpers/posts_helper.rb

@@ -1,2 +1,4 @@
+# frozen_string_literal: true
+
 module PostsHelper
 end

app/helpers/users_helper.rb

@@ -1,2 +1,4 @@
+# frozen_string_literal: true
+
 module UsersHelper
 end

app/jobs/application_job.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class ApplicationJob < ActiveJob::Base
   # Automatically retry jobs that encountered a deadlock
   # retry_on ActiveRecord::Deadlocked

app/mailers/application_mailer.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class ApplicationMailer < ActionMailer::Base
   default from: '[email protected]'
   layout 'mailer'

app/models/ability.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Ability
   include CanCan::Ability
 

app/models/application_record.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class ApplicationRecord < ActiveRecord::Base
   primary_abstract_class
 end

app/models/comment.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Comment < ApplicationRecord
   belongs_to :author, class_name: 'User'
   belongs_to :post

app/models/like.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Like < ApplicationRecord
   belongs_to :author, class_name: 'User'
   belongs_to :post

app/models/post.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Post < ApplicationRecord
   belongs_to :author, class_name: 'User'
   has_many :likes, dependent: :destroy

app/models/user.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class User < ApplicationRecord
   ROLES = %w[user admin].freeze
 

app/serializers/comment_serializer.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CommentSerializer < ActiveModel::Serializer
   attributes :id, :text
 end

app/serializers/like_serializer.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class LikeSerializer < ActiveModel::Serializer
   attributes :id
 end

app/serializers/post_serializer.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class PostSerializer < ActiveModel::Serializer
   attributes :id, :title, :text, :comments_counter
   has_many :likes

app/serializers/user_serializer.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class UserSerializer < ActiveModel::Serializer
   attributes :id, :name, :bio, :photo, :role, :posts_counter
   has_many :posts

app/services/authentication_token_service.rb

@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
 class AuthenticationTokenService
-  HMAC_SECRET = 'my$ecretK3y'.freeze
+  HMAC_SECRET = 'my$ecretK3y'
   def self.encode(id)
     payload = { user_id: id }
     JWT.encode payload, HMAC_SECRET, 'HS256'

config.ru

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # This file is used by Rack-based servers to start the application.
 
 require_relative 'config/environment'

config/importmap.rb

@@ -8,5 +8,5 @@
 pin '@hotwired/stimulus-loading', to: 'stimulus-loading.js', preload: true
 pin_all_from 'app/javascript/controllers', under: 'controllers'
 
-pin "bootstrap", to: "bootstrap.min.js", preload: true
-pin "@popperjs/core", to: "popper.js", preload: true
+pin 'bootstrap', to: 'bootstrap.min.js', preload: true
+pin '@popperjs/core', to: 'popper.js', preload: true

config/initializers/active_model_serializer.rb

@@ -1 +1,3 @@
-ActiveModelSerializers.config.adapter = :json_api
+# frozen_string_literal: true
+
+ActiveModelSerializers.config.adapter = :json_api

config/initializers/assets.rb

@@ -14,4 +14,4 @@
 # Rails.application.config.assets.precompile += %w( admin.js admin.css )
 
 # config/initializers/assets.rb
-Rails.application.config.assets.precompile += %w(bootstrap.min.js popper.js)
+Rails.application.config.assets.precompile += %w[bootstrap.min.js popper.js]

config/routes.rb

@@ -1,7 +1,6 @@
 # frozen_string_literal: true
 
 Rails.application.routes.draw do
-
   namespace :api do
     namespace :v1 do
       post 'authenticate', to: 'authentication#create'
@@ -14,16 +13,16 @@
   end
 
   devise_for :users
-  devise_scope :user do 
+  devise_scope :user do
     get '/users/sign_out' => 'devise/sessions#destroy'
   end
   # Define your application routes per the DSL in https://guides.rubyonrails.org/routing.html
-  root "users#index"
+  root 'users#index'
 
-  resources :users, only: [:index, :show] do
+  resources :users, only: %i[index show] do
     resources :posts do
       resources :comments
-      resources :likes, only: [:new, :create]
+      resources :likes, only: %i[new create]
     end
   end
   # Defines the root path route ("/")

db/migrate/20220922173956_create_users.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateUsers < ActiveRecord::Migration[7.0]
   def change
     create_table :users do |t|

db/migrate/20220923072124_create_posts.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreatePosts < ActiveRecord::Migration[7.0]
   def change
     create_table :posts do |t|

db/migrate/20220923073719_add_user_ref_to_posts.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddUserRefToPosts < ActiveRecord::Migration[7.0]
   def change
     add_reference :posts, :user, null: false, foreign_key: true, index: true

db/migrate/20220923075125_create_likes.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateLikes < ActiveRecord::Migration[7.0]
   def change
     create_table :likes, &:timestamps

db/migrate/20220923075205_add_user_ref_to_likes.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddUserRefToLikes < ActiveRecord::Migration[7.0]
   def change
     add_reference :likes, :user, null: false, foreign_key: true, index: true

db/migrate/20220923075818_add_posts_ref_to_likes.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddPostsRefToLikes < ActiveRecord::Migration[7.0]
   def change
     add_reference :likes, :post, null: false, foreign_key: true, index: true

db/migrate/20220923075848_create_comments.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateComments < ActiveRecord::Migration[7.0]
   def change
     create_table :comments do |t|

db/migrate/20220923075906_add_users_ref_to_comments.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddUsersRefToComments < ActiveRecord::Migration[7.0]
   def change
     add_reference :comments, :user, null: false, foreign_key: true, index: true

db/migrate/20220923075931_add_posts_ref_to_comments.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddPostsRefToComments < ActiveRecord::Migration[7.0]
   def change
     add_reference :comments, :post, null: false, foreign_key: true, index: true

db/migrate/20220924011718_rename_column_in_posts.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class RenameColumnInPosts < ActiveRecord::Migration[7.0]
   def change
     rename_column :posts, :user_id, :author_id

db/migrate/20220924011808_rename_column_in_comments.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class RenameColumnInComments < ActiveRecord::Migration[7.0]
   def change
     rename_column :comments, :user_id, :author_id

db/migrate/20220924011859_rename_column_in_likes.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class RenameColumnInLikes < ActiveRecord::Migration[7.0]
   def change
     rename_column :likes, :user_id, :author_id

db/migrate/20221007101943_add_devise_to_users.rb

@@ -4,8 +4,8 @@ class AddDeviseToUsers < ActiveRecord::Migration[7.0]
   def self.up
     change_table :users do |t|
       ## Database authenticatable
-      t.string :email,              null: false, default: ""
-      t.string :encrypted_password, null: false, default: ""
+      t.string :email,              null: false, default: ''
+      t.string :encrypted_password, null: false, default: ''
 
       ## Recoverable
       t.string   :reset_password_token

db/migrate/20221013055601_add_role_to_users.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddRoleToUsers < ActiveRecord::Migration[7.0]
   def change
     add_column :users, :role, :string