diff --git a/.gitignore b/.gitignore
index c1e5e466bd..f92525ca5e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -32,8 +32,3 @@
 
 # Ignore master key for decrypting credentials and more.
 /config/master.key
-
-/app/assets/builds/*
-!/app/assets/builds/.keep
-
-.idea/
diff --git a/Gemfile b/Gemfile
index eba5cf4b46..8066f79fb4 100644
--- a/Gemfile
+++ b/Gemfile
@@ -18,7 +18,7 @@ gem "stimulus-rails"
 gem "jbuilder"
 
 # Use Active Model has_secure_password [https://guides.rubyonrails.org/active_model_basics.html#securepassword]
-gem "bcrypt", "~> 3.1.7"
+# gem "bcrypt", "~> 3.1.7"
 
 # Windows does not include zoneinfo files, so bundle the tzinfo-data gem
 gem "tzinfo-data", platforms: %i[ windows jruby ]
@@ -63,5 +63,3 @@ group :test do
   gem "database_cleaner"
   gem "selenium-webdriver"
 end
-
-gem "tailwindcss-rails", "~> 4.4"
diff --git a/Gemfile.lock b/Gemfile.lock
index d13b318d1e..2858d1707c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -76,7 +76,6 @@ GEM
       public_suffix (>= 2.0.2, < 7.0)
     ast (2.4.3)
     base64 (0.3.0)
-    bcrypt (3.1.20)
     bcrypt_pbkdf (1.1.1)
     benchmark (0.5.0)
     bigdecimal (3.3.1)
@@ -369,14 +368,6 @@ GEM
     sys-uname (1.4.1)
       ffi (~> 1.1)
       memoist3 (~> 1.0.0)
-    tailwindcss-rails (4.4.0)
-      railties (>= 7.0.0)
-      tailwindcss-ruby (~> 4.0)
-    tailwindcss-ruby (4.1.16)
-    tailwindcss-ruby (4.1.16-aarch64-linux-gnu)
-    tailwindcss-ruby (4.1.16-aarch64-linux-musl)
-    tailwindcss-ruby (4.1.16-x86_64-linux-gnu)
-    tailwindcss-ruby (4.1.16-x86_64-linux-musl)
     thor (1.4.0)
     thruster (0.1.16)
     thruster (0.1.16-aarch64-linux)
@@ -418,7 +409,6 @@ PLATFORMS
   x86_64-linux-musl
 
 DEPENDENCIES
-  bcrypt (~> 3.1.7)
   bootsnap
   brakeman
   capybara
@@ -438,7 +428,6 @@ DEPENDENCIES
   solid_queue
   sqlite3 (>= 2.1)
   stimulus-rails
-  tailwindcss-rails (~> 4.4)
   thruster
   turbo-rails
   tzinfo-data
diff --git a/Procfile.dev b/Procfile.dev
deleted file mode 100644
index da151fee94..0000000000
--- a/Procfile.dev
+++ /dev/null
@@ -1,2 +0,0 @@
-web: bin/rails server
-css: bin/rails tailwindcss:watch
diff --git a/app/assets/builds/.keep b/app/assets/builds/.keep
deleted file mode 100644
index e69de29bb2..0000000000
diff --git a/app/assets/tailwind/application.css b/app/assets/tailwind/application.css
deleted file mode 100644
index 1fd5734650..0000000000
--- a/app/assets/tailwind/application.css
+++ /dev/null
@@ -1,11 +0,0 @@
-@import "tailwindcss";
-@import url('https://fonts.googleapis.com/css2?family=Roboto:ital,wght@0,100..900;1,100..900&display=swap');
-
-@theme {
-  --font-roboto: "Roboto", sans-serif;
-
-  --color-project-purple: #6C2365;
-  --color-project-green: #22C55E;
-  --color-project-secondary-green: #86EFAC;
-  --color-project-background-gray: #DBDBDB;
-}
\ No newline at end of file
diff --git a/app/controllers/home_controller.rb b/app/controllers/home_controller.rb
deleted file mode 100644
index 95f29929ca..0000000000
--- a/app/controllers/home_controller.rb
+++ /dev/null
@@ -1,4 +0,0 @@
-class HomeController < ApplicationController
-  def index
-  end
-end
diff --git a/app/helpers/home_helper.rb b/app/helpers/home_helper.rb
deleted file mode 100644
index 23de56ac60..0000000000
--- a/app/helpers/home_helper.rb
+++ /dev/null
@@ -1,2 +0,0 @@
-module HomeHelper
-end
diff --git a/app/mailers/user_mailer.rb b/app/mailers/user_mailer.rb
deleted file mode 100644
index 7470851785..0000000000
--- a/app/mailers/user_mailer.rb
+++ /dev/null
@@ -1,7 +0,0 @@
-class UserMailer < ApplicationMailer
-  def definicao_senha(user)
-    @user = user
-    @url  = "http://localhost:3000/definicao_senha" #ajustar conforme o necessario
-    mail(to: @user.email, subject: 'Definição de Senha - Sistema de Gestão')
-  end
-end
diff --git a/app/models/MatriculaTurma.rb b/app/models/MatriculaTurma.rb
deleted file mode 100644
index 359884ac7e..0000000000
--- a/app/models/MatriculaTurma.rb
+++ /dev/null
@@ -1,4 +0,0 @@
-class MatriculaTurma < ApplicationRecord
-  belongs_to :usuario
-  belongs_to :turma
-end
diff --git a/app/models/modelo.rb b/app/models/modelo.rb
deleted file mode 100644
index 1a058b998e..0000000000
--- a/app/models/modelo.rb
+++ /dev/null
@@ -1,5 +0,0 @@
-class Modelo < ApplicationRecord
-  has_many :perguntas
-
-  validates :titulo, presence: true
-end
diff --git a/app/models/pergunta.rb b/app/models/pergunta.rb
deleted file mode 100644
index cbb26f0609..0000000000
--- a/app/models/pergunta.rb
+++ /dev/null
@@ -1,6 +0,0 @@
-class Pergunta < ApplicationRecord
-  belongs_to :modelo
-
-  validates :enunciado, presence: true
-  validates :tipo, presence: true
-end
diff --git a/app/models/turma.rb b/app/models/turma.rb
deleted file mode 100644
index 80fa925bdd..0000000000
--- a/app/models/turma.rb
+++ /dev/null
@@ -1,6 +0,0 @@
-class Turma < ApplicationRecord
-  validates :codigo, :nome, :semestre, presence: true
-
-  has_many :matricula_turmas
-  has_many :usuarios, through: :matricula_turmas
-end
diff --git a/app/models/user.rb b/app/models/user.rb
deleted file mode 100644
index 2e47818df0..0000000000
--- a/app/models/user.rb
+++ /dev/null
@@ -1,14 +0,0 @@
-class User < ApplicationRecord
-  has_secure_password
-  has_many :sessions, dependent: :destroy
-  has_many :matricula_turmas
-  has_many :turmas, through: :matricula_turmas
-
-  validates :email_address, presence: true, uniqueness: true
-  validates :login, presence: true, uniqueness: true
-  validates :matricula, presence: true, uniqueness: true
-  validates :nome, presence: true
-
-  normalizes :email_address, with: ->(e) { e.strip.downcase }
-  normalizes :login, with: ->(l) { l.strip.downcase }
-end
diff --git a/app/services/sigaa_import_service.rb b/app/services/sigaa_import_service.rb
deleted file mode 100644
index ad82709c80..0000000000
--- a/app/services/sigaa_import_service.rb
+++ /dev/null
@@ -1,142 +0,0 @@
-require 'json'
-require 'csv'
-
-class SigaaImportService
-  def initialize(file_path)
-    @file_path = file_path
-    @results = {
-      turmas_created: 0,
-      turmas_updated: 0,
-      usuarios_created: 0,
-      usuarios_updated: 0,
-      errors: []
-    }
-  end
-
-  def process
-    unless File.exist?(@file_path)
-      @results[:errors] << "Arquivo não encontrado: #{@file_path}"
-      return @results
-    end
-
-    begin
-      ActiveRecord::Base.transaction do
-        case File.extname(@file_path).downcase
-        when '.json'
-          process_json
-        when '.csv'
-          process_csv
-        else
-          @results[:errors] << "Formato de arquivo não suportado: #{File.extname(@file_path)}"
-        end
-
-        if @results[:errors].any?
-          raise ActiveRecord::Rollback
-        end
-      end
-    rescue JSON::ParserError
-      @results[:errors] << "Arquivo JSON inválido"
-    rescue ActiveRecord::StatementInvalid => e
-      @results[:errors] << "Erro de conexão com o banco de dados: #{e.message}"
-    rescue StandardError => e
-      @results[:errors] << "Erro inesperado: #{e.message}"
-    end
-
-    @results
-  end
-
-  private
-
-  def process_json
-    file_content = File.read(@file_path)
-    data = JSON.parse(file_content)
-    data.each do |turma_data|
-      process_turma(turma_data)
-    end
-  end
-
-  def process_csv
-    CSV.foreach(@file_path, headers: true, col_sep: ',') do |row|
-      # Assumindo estrutura do CSV
-      turma_data = {
-        'codigo' => row['codigo_turma'],
-        'nome' => row['nome_turma'],
-        'semestre' => row['semestre']
-      }
-      
-      turma = process_turma_record(turma_data)
-      
-      if turma&.persisted?
-        user_data = {
-          'nome' => row['nome_usuario'],
-          'email' => row['email'],
-          'matricula' => row['matricula'],
-          'papel' => row['papel']
-        }
-        process_participante_single(turma, user_data)
-      end
-    end
-  end
-
-  def process_turma(data)
-    turma = process_turma_record(data)
-    if turma&.persisted?
-      process_participantes(turma, data['participantes']) if data['participantes']
-    end
-  end
-
-  def process_turma_record(data)
-    turma = Turma.find_or_initialize_by(codigo: data['codigo'], semestre: data['semestre'])
-    
-    is_new_record = turma.new_record?
-    turma.nome = data['nome']
-    
-    if turma.save
-      if is_new_record
-        @results[:turmas_created] += 1
-      else
-        @results[:turmas_updated] += 1
-      end
-      turma
-    else
-      @results[:errors] << "Erro ao salvar turma #{data['codigo']}: #{turma.errors.full_messages.join(', ')}"
-      nil
-    end
-  end
-
-  def process_participantes(turma, participantes_data)
-    participantes_data.each do |p_data|
-      process_participante_single(turma, p_data)
-    end
-  end
-
-  def process_participante_single(turma, p_data)
-    # Usuario identificado pela matrícula
-    user = User.find_or_initialize_by(matricula: p_data['matricula'])
-    
-    is_new_user = user.new_record?
-    user.nome = p_data['nome']
-    user.email = p_data['email']
-
-    generated_password = nil
-    if is_new_user
-      generated_password = SecureRandom.hex(8)
-      user.password = generated_password
-    end
-
-    if user.save
-      if is_new_user
-        @results[:usuarios_created] += 1
-        UserMailer.cadastro_email(user, generated_password).deliver_now
-      else
-        @results[:usuarios_updated] += 1
-      end
-      
-      matricula = MatriculaTurma.find_or_initialize_by(turma: turma, user: user)
-      matricula.papel = p_data['papel']
-      matricula.save!
-    else
-      @results[:errors] << "Erro ao salvar usuário #{p_data['matricula']}: #{user.errors.full_messages.join(', ')}"
-    end
-  end
-end
diff --git a/app/views/home/index.html.erb b/app/views/home/index.html.erb
deleted file mode 100644
index ea851aba58..0000000000
--- a/app/views/home/index.html.erb
+++ /dev/null
@@ -1,4 +0,0 @@
-<div>
-  <h1 class="font-bold text-4xl">Home#index</h1>
-  <p>Find me in app/views/home/index.html.erb</p>
-</div>
diff --git a/app/views/layouts/application.html.erb b/app/views/layouts/application.html.erb
index efdc7bf532..7aec90c4ff 100644
--- a/app/views/layouts/application.html.erb
+++ b/app/views/layouts/application.html.erb
@@ -10,24 +10,19 @@
 
     <%= yield :head %>
 
+    <%# Enable PWA manifest for installable apps (make sure to enable in config/routes.rb too!) %>
+    <%#= tag.link rel: "manifest", href: pwa_manifest_path(format: :json) %>
+
     <link rel="icon" href="/icon.png" type="image/png">
     <link rel="icon" href="/icon.svg" type="image/svg+xml">
     <link rel="apple-touch-icon" href="/icon.png">
 
-    <%= stylesheet_link_tag "tailwind", "data-turbo-track": "reload" %>
-    
+    <%# Includes all stylesheet files in app/assets/stylesheets %>
+    <%= stylesheet_link_tag :app, "data-turbo-track": "reload" %>
     <%= javascript_importmap_tags %>
   </head>
 
   <body>
-    <%# Remover o comentário para verificar o funcionamento do tailwind
-    Remover essa parte quando alguma tela for implementada %>
-    <%# <div class="bg-blue-600 text-white text-center p-4 font-bold text-xl">
-      Tailwind funcionando
-    </div> %>
-
-    <main class="container mx-auto mt-10 px-5">
-      <%= yield %>
-    </main>
+    <%= yield %>
   </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/bin/dev b/bin/dev
index ad72c7d53c..5f91c20545 100755
--- a/bin/dev
+++ b/bin/dev
@@ -1,16 +1,2 @@
-#!/usr/bin/env sh
-
-if ! gem list foreman -i --silent; then
-  echo "Installing foreman..."
-  gem install foreman
-fi
-
-# Default to port 3000 if not specified
-export PORT="${PORT:-3000}"
-
-# Let the debug gem allow remote connections,
-# but avoid loading until `debugger` is called
-export RUBY_DEBUG_OPEN="true"
-export RUBY_DEBUG_LAZY="true"
-
-exec foreman start -f Procfile.dev "$@"
+#!/usr/bin/env ruby
+exec "./bin/rails", "server", *ARGV
diff --git a/config/environments/development.rb b/config/environments/development.rb
index cb09d46ec1..1a0bf09e40 100644
--- a/config/environments/development.rb
+++ b/config/environments/development.rb
@@ -2,8 +2,8 @@
 
 Rails.application.configure do
   # Configure 'rails notes' to inspect Cucumber files
-  config.annotations.register_directories("features")
-  config.annotations.register_extensions("feature") { |tag| /#\s*(#{tag}):?\s*(.*)$/ }
+  config.annotations.register_directories('features')
+  config.annotations.register_extensions('feature') { |tag| /#\s*(#{tag}):?\s*(.*)$/ }
 
   # Settings specified here will take precedence over those in config/application.rb.
 
@@ -35,11 +35,13 @@
   # Store uploaded files on the local file system (see config/storage.yml for options).
   config.active_storage.service = :local
 
-  # Email configuration
-  config.action_mailer.raise_delivery_errors = true
-  config.action_mailer.perform_deliveries = true
-  config.action_mailer.delivery_method = :letter_opener
+  # Don't care if the mailer can't send.
+  config.action_mailer.raise_delivery_errors = false
+
+  # Make template changes take effect immediately.
   config.action_mailer.perform_caching = false
+
+  # Set localhost to be used by links generated in mailer templates.
   config.action_mailer.default_url_options = { host: "localhost", port: 3000 }
 
   # Print deprecation notices to the Rails logger.
diff --git a/config/environments/test.rb b/config/environments/test.rb
index 29d195b837..e6b5c1b020 100644
--- a/config/environments/test.rb
+++ b/config/environments/test.rb
@@ -5,8 +5,8 @@
 
 Rails.application.configure do
   # Configure 'rails notes' to inspect Cucumber files
-  config.annotations.register_directories("features")
-  config.annotations.register_extensions("feature") { |tag| /#\s*(#{tag}):?\s*(.*)$/ }
+  config.annotations.register_directories('features')
+  config.annotations.register_extensions('feature') { |tag| /#\s*(#{tag}):?\s*(.*)$/ }
 
   # Settings specified here will take precedence over those in config/application.rb.
 
diff --git a/config/initializers/inflections.rb b/config/initializers/inflections.rb
index e49ae88234..3860f659ea 100644
--- a/config/initializers/inflections.rb
+++ b/config/initializers/inflections.rb
@@ -11,7 +11,6 @@
 # end
 
 # These inflection rules are supported but not enabled by default:
-ActiveSupport::Inflector.inflections(:en) do |inflect|
-  inflect.irregular "pergunta", "perguntas"
-  #   inflect.acronym "RESTful"
-end
+# ActiveSupport::Inflector.inflections(:en) do |inflect|
+#   inflect.acronym "RESTful"
+# end
diff --git a/config/routes.rb b/config/routes.rb
index f47abe746e..48254e88ed 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -1,5 +1,4 @@
 Rails.application.routes.draw do
-  get "home/index"
   # Define your application routes per the DSL in https://guides.rubyonrails.org/routing.html
 
   # Reveal health status on /up that returns 200 if the app boots with no exceptions, otherwise 500.
@@ -11,5 +10,5 @@
   # get "service-worker" => "rails/pwa#service_worker", as: :pwa_service_worker
 
   # Defines the root path route ("/")
-  root "home#index"
+  # root "posts#index"
 end
diff --git a/config/tailwind.config.js b/config/tailwind.config.js
deleted file mode 100644
index 04513de24c..0000000000
--- a/config/tailwind.config.js
+++ /dev/null
@@ -1,27 +0,0 @@
-const defaultTheme = require('tailwindcss/defaultTheme')
-
-module.exports = {
-  content: [
-    './app/views/**/*.html.erb',
-    './app/helpers/**/*.rb',
-    './app/assets/stylesheets/**/*.css',
-    './app/javascript/**/*.js'
-  ],
-  theme: {
-    extend: {
-      colors: {
-        // Verificar se as cores estão corretas
-        primary: '#1D4ED8',   // Azul institucional
-        secondary: '#9333EA', // Roxo secundário
-        danger: '#DC2626',    // Vermelho de erro
-        success: '#16A34A',   // Verde de sucesso
-        background: '#F3F4F6' // Cinza claro de fundo
-      },
-      fontFamily: {
-        // Especificar a fonte
-        sans: ['Inter', 'sans-serif'],
-      },
-    },
-  },
-  plugins: [],
-}
\ No newline at end of file
diff --git a/db/migrate/20231026000001_create_turmas.rb b/db/migrate/20231026000001_create_turmas.rb
deleted file mode 100644
index e17bb1e0c7..0000000000
--- a/db/migrate/20231026000001_create_turmas.rb
+++ /dev/null
@@ -1,11 +0,0 @@
-class CreateTurmas < ActiveRecord::Migration[7.0]
-  def change
-    create_table :turmas do |t|
-      t.string :codigo
-      t.string :nome
-      t.string :semestre
-
-      t.timestamps
-    end
-  end
-end
diff --git a/db/migrate/20231026000002_create_matricula_turmas.rb b/db/migrate/20231026000002_create_matricula_turmas.rb
deleted file mode 100644
index f5d452d96d..0000000000
--- a/db/migrate/20231026000002_create_matricula_turmas.rb
+++ /dev/null
@@ -1,11 +0,0 @@
-class CreateMatriculaTurmas < ActiveRecord::Migration[7.0]
-  def change
-    create_table :matricula_turmas do |t|
-      t.references :usuario, null: false, foreign_key: true
-      t.references :turma, null: false, foreign_key: true
-      t.string :papel
-
-      t.timestamps
-    end
-  end
-end
diff --git a/db/migrate/20251207024056_create_usuarios.rb b/db/migrate/20251207024056_create_usuarios.rb
deleted file mode 100644
index a6ded7aea3..0000000000
--- a/db/migrate/20251207024056_create_usuarios.rb
+++ /dev/null
@@ -1,19 +0,0 @@
-class CreateUsuarios < ActiveRecord::Migration[8.0]
-  def change
-    create_table :usuarios do |t|
-      t.string :login
-      t.string :matricula
-      t.string :nome
-      t.string :email
-      t.string :formacao
-      t.string :password_digest
-      t.boolean :eh_admin, default: false
-
-      t.timestamps
-    end
-
-    add_index :usuarios, :login, unique: true
-    add_index :usuarios, :matricula, unique: true
-    add_index :usuarios, :email, unique: true
-  end
-end
diff --git a/db/migrate/20251207035036_create_modelos.rb b/db/migrate/20251207035036_create_modelos.rb
deleted file mode 100644
index 9b17ed3c5b..0000000000
--- a/db/migrate/20251207035036_create_modelos.rb
+++ /dev/null
@@ -1,10 +0,0 @@
-class CreateModelos < ActiveRecord::Migration[8.0]
-  def change
-    create_table :modelos do |t|
-      t.string :titulo
-      t.boolean :ativo, default: true
-
-      t.timestamps
-    end
-  end
-end
diff --git a/db/migrate/20251207041731_create_perguntas.rb b/db/migrate/20251207041731_create_perguntas.rb
deleted file mode 100644
index f0a27b2525..0000000000
--- a/db/migrate/20251207041731_create_perguntas.rb
+++ /dev/null
@@ -1,12 +0,0 @@
-class CreatePerguntas < ActiveRecord::Migration[8.0]
-  def change
-    create_table :perguntas do |t|
-      t.text :enunciado
-      t.string :tipo
-      t.json :opcoes
-      t.references :modelo, null: false, foreign_key: true
-
-      t.timestamps
-    end
-  end
-end
diff --git a/db/schema.rb b/db/schema.rb
deleted file mode 100644
index 2adde0bd2a..0000000000
--- a/db/schema.rb
+++ /dev/null
@@ -1,47 +0,0 @@
-# This file is auto-generated from the current state of the database. Instead
-# of editing this file, please use the migrations feature of Active Record to
-# incrementally modify your database, and then regenerate this schema definition.
-#
-# This file is the source Rails uses to define your schema when running `bin/rails
-# db:schema:load`. When creating a new database, `bin/rails db:schema:load` tends to
-# be faster and is potentially less error prone than running all of your
-# migrations from scratch. Old migrations may fail to apply correctly if those
-# migrations use external dependencies or application code.
-#
-# It's strongly recommended that you check this file into your version control system.
-
-ActiveRecord::Schema[8.0].define(version: 2025_12_07_041731) do
-  create_table "modelos", force: :cascade do |t|
-    t.string "titulo"
-    t.boolean "ativo", default: true
-    t.datetime "created_at", null: false
-    t.datetime "updated_at", null: false
-  end
-
-  create_table "perguntas", force: :cascade do |t|
-    t.text "enunciado"
-    t.string "tipo"
-    t.json "opcoes"
-    t.integer "modelo_id", null: false
-    t.datetime "created_at", null: false
-    t.datetime "updated_at", null: false
-    t.index ["modelo_id"], name: "index_perguntas_on_modelo_id"
-  end
-
-  create_table "usuarios", force: :cascade do |t|
-    t.string "login"
-    t.string "matricula"
-    t.string "nome"
-    t.string "email"
-    t.string "formacao"
-    t.string "password_digest"
-    t.boolean "eh_admin", default: false
-    t.datetime "created_at", null: false
-    t.datetime "updated_at", null: false
-    t.index ["email"], name: "index_usuarios_on_email", unique: true
-    t.index ["login"], name: "index_usuarios_on_login", unique: true
-    t.index ["matricula"], name: "index_usuarios_on_matricula", unique: true
-  end
-
-  add_foreign_key "perguntas", "modelos"
-end
diff --git a/lib/tasks/cucumber.rake b/lib/tasks/cucumber.rake
index b790c4d483..0caa4d2553 100644
--- a/lib/tasks/cucumber.rake
+++ b/lib/tasks/cucumber.rake
@@ -5,45 +5,46 @@
 # files.
 
 
-unless ARGV.any? { |a| a =~ /^gems/ } # Don't load anything when running the gems:* tasks
+unless ARGV.any? {|a| a =~ /^gems/} # Don't load anything when running the gems:* tasks
 
 vendored_cucumber_bin = Dir["#{Rails.root}/vendor/{gems,plugins}/cucumber*/bin/cucumber"].first
-$LOAD_PATH.unshift(File.dirname(vendored_cucumber_bin) + "/../lib") unless vendored_cucumber_bin.nil?
+$LOAD_PATH.unshift(File.dirname(vendored_cucumber_bin) + '/../lib') unless vendored_cucumber_bin.nil?
 
 begin
-  require "cucumber/rake/task"
+  require 'cucumber/rake/task'
 
   namespace :cucumber do
-    Cucumber::Rake::Task.new({ ok: "test:prepare" }, "Run features that should pass") do |t|
+    Cucumber::Rake::Task.new({ok: 'test:prepare'}, 'Run features that should pass') do |t|
       t.binary = vendored_cucumber_bin # If nil, the gem's binary is used.
       t.fork = true # You may get faster startup if you set this to false
-      t.profile = "default"
+      t.profile = 'default'
     end
 
-    Cucumber::Rake::Task.new({ wip: "test:prepare" }, "Run features that are being worked on") do |t|
+    Cucumber::Rake::Task.new({wip: 'test:prepare'}, 'Run features that are being worked on') do |t|
       t.binary = vendored_cucumber_bin
       t.fork = true # You may get faster startup if you set this to false
-      t.profile = "wip"
+      t.profile = 'wip'
     end
 
-    Cucumber::Rake::Task.new({ rerun: "test:prepare" }, "Record failing features and run only them if any exist") do |t|
+    Cucumber::Rake::Task.new({rerun: 'test:prepare'}, 'Record failing features and run only them if any exist') do |t|
       t.binary = vendored_cucumber_bin
       t.fork = true # You may get faster startup if you set this to false
-      t.profile = "rerun"
+      t.profile = 'rerun'
     end
 
-    desc "Run all features"
-    task all: [ :ok, :wip ]
+    desc 'Run all features'
+    task all: [:ok, :wip]
 
     task :statsetup do
-      require "rails/code_statistics"
-      ::STATS_DIRECTORIES << %w[Cucumber\ features features] if File.exist?("features")
-      ::CodeStatistics::TEST_TYPES << "Cucumber features" if File.exist?("features")
+      require 'rails/code_statistics'
+      ::STATS_DIRECTORIES << %w(Cucumber\ features features) if File.exist?('features')
+      ::CodeStatistics::TEST_TYPES << "Cucumber features" if File.exist?('features')
     end
+    
   end
 
-  desc "Alias for cucumber:ok"
-  task cucumber: "cucumber:ok"
+  desc 'Alias for cucumber:ok'
+  task cucumber: 'cucumber:ok'
 
   task default: :cucumber
 
@@ -52,16 +53,16 @@ begin
   end
 
   # In case we don't have the generic Rails test:prepare hook, append a no-op task that we can depend upon.
-  task "test:prepare" do
+  task 'test:prepare' do
   end
 
-  task stats: "cucumber:statsetup"
-
+  task stats: 'cucumber:statsetup'
 
+  
 rescue LoadError
-  desc "cucumber rake task not available (cucumber not installed)"
+  desc 'cucumber rake task not available (cucumber not installed)'
   task :cucumber do
-    abort "Cucumber rake task is not available. Be sure to install cucumber as a gem or plugin"
+    abort 'Cucumber rake task is not available. Be sure to install cucumber as a gem or plugin'
   end
 end
 
diff --git a/test/controllers/home_controller_test.rb b/test/controllers/home_controller_test.rb
deleted file mode 100644
index f6f3785e82..0000000000
--- a/test/controllers/home_controller_test.rb
+++ /dev/null
@@ -1,8 +0,0 @@
-require "test_helper"
-
-class HomeControllerTest < ActionDispatch::IntegrationTest
-  test "should get index" do
-    get home_index_url
-    assert_response :success
-  end
-end
diff --git a/test/fixtures/modelos.yml b/test/fixtures/modelos.yml
deleted file mode 100644
index 0a27a525e1..0000000000
--- a/test/fixtures/modelos.yml
+++ /dev/null
@@ -1,9 +0,0 @@
-# Read about fixtures at https://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
-
-one:
-  titulo: "Modelo de Prova A"
-  ativo: true
-
-two:
-  titulo: "Modelo de Prova B"
-  ativo: false
\ No newline at end of file
diff --git a/test/fixtures/perguntas.yml b/test/fixtures/perguntas.yml
deleted file mode 100644
index 9f7640b9cd..0000000000
--- a/test/fixtures/perguntas.yml
+++ /dev/null
@@ -1,13 +0,0 @@
-# Read about fixtures at https://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
-
-one:
-  enunciado: "Quanto é 1 + 1?"
-  tipo: "multipla_escolha"
-  opcoes: {}
-  modelo: one
-
-two:
-  enunciado: "Descreva o sistema solar."
-  tipo: "dissertativa"
-  opcoes: {}
-  modelo: two
diff --git a/test/fixtures/usuarios.yml b/test/fixtures/usuarios.yml
deleted file mode 100644
index 9c656bbd76..0000000000
--- a/test/fixtures/usuarios.yml
+++ /dev/null
@@ -1,19 +0,0 @@
-# Read about fixtures at https://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
-
-one:
-  login: "usuario_teste_1"
-  matricula: "00001"
-  nome: "Teste Um"
-  email: "teste1@exemplo.com"
-  formacao: "Engenharia"
-  password_digest: <%= BCrypt::Password.create('minhasenha') %>
-  eh_admin: false
-
-two:
-  login: "usuario_teste_2"
-  matricula: "00002"
-  nome: "Teste Dois"
-  email: "teste2@exemplo.com"
-  formacao: "Computacao"
-  password_digest: <%= BCrypt::Password.create('minhasenha2') %>
-  eh_admin: false
diff --git a/test/mailers/application_mailer_test.rb b/test/mailers/application_mailer_test.rb
deleted file mode 100644
index 839170acf5..0000000000
--- a/test/mailers/application_mailer_test.rb
+++ /dev/null
@@ -1,7 +0,0 @@
-require "test_helper"
-
-class application_mailerTest < ActiveSupport::TestCase
-  # test "the truth" do
-  #   assert true
-  # end
-end
diff --git a/test/mailers/user_mailer_test.rb b/test/mailers/user_mailer_test.rb
deleted file mode 100644
index 594b3816c6..0000000000
--- a/test/mailers/user_mailer_test.rb
+++ /dev/null
@@ -1,7 +0,0 @@
-require "test_helper"
-
-class user_mailerTest < ActiveSupport::TestCase
-  # test "the truth" do
-  #   assert true
-  # end
-end
diff --git a/test/models/MatriculaTurma_test.rb b/test/models/MatriculaTurma_test.rb
deleted file mode 100644
index dd85e3ba9a..0000000000
--- a/test/models/MatriculaTurma_test.rb
+++ /dev/null
@@ -1,7 +0,0 @@
-require "test_helper"
-
-class MatriculaTurmaTest < ActiveSupport::TestCase
-  # test "the truth" do
-  #   assert true
-  # end
-end
diff --git a/test/models/modelo_test.rb b/test/models/modelo_test.rb
deleted file mode 100644
index 8569835063..0000000000
--- a/test/models/modelo_test.rb
+++ /dev/null
@@ -1,7 +0,0 @@
-require "test_helper"
-
-class ModeloTest < ActiveSupport::TestCase
-  # test "the truth" do
-  #   assert true
-  # end
-end
diff --git a/test/models/pergunta_test.rb b/test/models/pergunta_test.rb
deleted file mode 100644
index ab2d2e70a8..0000000000
--- a/test/models/pergunta_test.rb
+++ /dev/null
@@ -1,7 +0,0 @@
-require "test_helper"
-
-class PerguntaTest < ActiveSupport::TestCase
-  # test "the truth" do
-  #   assert true
-  # end
-end
diff --git a/test/models/turma_test.rb b/test/models/turma_test.rb
deleted file mode 100644
index a6cc458ed7..0000000000
--- a/test/models/turma_test.rb
+++ /dev/null
@@ -1,7 +0,0 @@
-require "test_helper"
-
-class turmaTest < ActiveSupport::TestCase
-  # test "the truth" do
-  #   assert true
-  # end
-end
diff --git a/test/models/usuario_test.rb b/test/models/usuario_test.rb
deleted file mode 100644
index 8cc15a9373..0000000000
--- a/test/models/usuario_test.rb
+++ /dev/null
@@ -1,21 +0,0 @@
-require "test_helper"
-
-class UsuarioTest < ActiveSupport::TestCase
-  test "usuario valido deve ser salvo" do
-    usuario = Usuario.new(
-      login: "teste_unitario",
-      email: "teste@unitario.com",
-      matricula: "999999",
-      nome: "Joao Teste",
-      formacao: "Engenharia",
-      password: "senha123",
-      eh_admin: false
-    )
-    assert usuario.save, "Nao salvou o usuario valido"
-  end
-
-  test "nao deve salvar usuario sem login" do
-    usuario = Usuario.new(email: "sem_login@teste.com", password: "123")
-    assert_not usuario.save, "Salvou usuario sem login"
-  end
-end
diff --git a/test/services/sigaa_import_service_test.rb b/test/services/sigaa_import_service_test.rb
deleted file mode 100644
index dd83ccecea..0000000000
--- a/test/services/sigaa_import_service_test.rb
+++ /dev/null
@@ -1,65 +0,0 @@
-require 'test_helper'
-
-class SigaaImportServiceTest < ActiveSupport::TestCase
-  def setup
-    @file_path = Rails.root.join('tmp', 'sigaa_data.json')
-    @data = [
-      {
-        "codigo" => "TURMA123",
-        "nome" => "Engenharia de Software",
-        "semestre" => "2023.2",
-        "participantes" => [
-          {
-            "nome" => "João Silva",
-            "email" => "joao@example.com",
-            "matricula" => "2023001",
-            "papel" => "discente"
-          }
-        ]
-      }
-    ]
-    File.write(@file_path, @data.to_json)
-  end
-
-  def teardown
-    File.delete(@file_path) if File.exist?(@file_path)
-  end
-
-  test "importa turmas e usuarios com sucesso" do
-    assert_difference 'ActionMailer::Base.deliveries.size', 1 do
-      service = SigaaImportService.new(@file_path)
-      result = service.process
-
-      assert_empty result[:errors]
-      assert_equal 1, result[:turmas_created]
-      assert_equal 1, result[:usuarios_created]
-    end
-
-    turma = Turma.find_by(codigo: "TURMA123")
-    assert_not_nil turma
-    assert_equal "Engenharia de Software", turma.nome
-
-    user = User.find_by(matricula: "2023001")
-    assert_not_nil user
-    assert_equal "João Silva", user.nome
-    assert user.authenticate(user.password) if user.respond_to?(:authenticate) # Optional verification if has_secure_password
-    
-    matricula = MatriculaTurma.find_by(turma: turma, user: user)
-    assert_not_nil matricula
-    assert_equal "discente", matricula.papel
-  end
-
-  test "reverte em caso de erro de validação" do
-    # Criar dados inválidos (semestre faltando para Turma)
-    invalid_data = @data.dup
-    invalid_data[0]["semestre"] = nil
-    File.write(@file_path, invalid_data.to_json)
-
-    service = SigaaImportService.new(@file_path)
-    result = service.process
-
-    assert_not_empty result[:errors]
-    assert_equal 0, Turma.count
-    assert_equal 0, User.count
-  end
-end