Remove sinatra references

.gitignore

@@ -0,0 +1,28 @@
+# See https://help.github.com/articles/ignoring-files for more about ignoring files.
+#
+# If you find yourself ignoring temporary files generated by your text editor
+# or operating system, you probably want to add a global ignore instead:
+#   git config --global core.excludesfile '~/.gitignore_global'
+
+# Ignore bundler config.
+/.bundle
+
+# Ignore the default SQLite database.
+/db/*.sqlite3
+/db/*.sqlite3-*
+
+# Ignore all logfiles and tempfiles.
+/log/*
+/tmp/*
+!/log/.keep
+!/tmp/.keep
+
+# Ignore pidfiles, but keep the directory.
+/tmp/pids/*
+!/tmp/pids/
+!/tmp/pids/.keep
+
+.byebug_history
+
+# Ignore master key for decrypting credentials and more.
+/config/master.key

Gemfile

@@ -1,17 +1,47 @@
-# A sample Gemfile
-source "https://rubygems.org"
+source 'https://rubygems.org'
+git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
-# gem "rails"
+# Ruby 3.3+ compatibility gems
+gem 'bigdecimal'
+gem 'fiddle'
+gem 'logger'
+gem 'mutex_m'
+gem 'ostruct'
+
+# Bundle edge Rails instead: gem 'rails', github: 'rails/rails', branch: 'main'
+gem 'rails', '~> 6.1.3', '>= 6.1.3.1'
+# Use sqlite3 as the database for Active Record (updated for Ruby 3.3 compatibility)
+gem 'sqlite3', '~> 1.6.0'
+# Use Puma as the app server
+gem 'puma', '~> 5.0'
+# Asset pipeline gems
+gem 'sprockets-rails'
+gem 'stimulus-rails'
+gem 'turbo-rails'
+# nio4r for Ruby 3.3 compatibility
+gem 'nio4r', '~> 2.7'
+# Use Active Model has_secure_password
+# gem 'bcrypt', '~> 3.1.7'
+
+# Use Rack CORS for handling Cross-Origin Resource Sharing (CORS), making cross-origin AJAX possible
+gem 'rack-cors'
+
+group :development, :test do
+  # Call 'byebug' anywhere in the code to stop execution and get a debugger console
+  gem 'byebug', platforms: %i[mri mingw x64_mingw]
+  gem 'capybara'
+  gem 'rspec-rails', '~> 5.0.0'
+end
+
+group :development do
+  gem 'listen', '~> 3.3'
+  gem 'rubocop'
+end
+
+# Windows does not include zoneinfo files, so bundle the tzinfo-data gem
+gem 'tzinfo-data', platforms: %i[mingw mswin x64_mingw jruby]
 
-gem 'sinatra'
-    gem 'rake'
-    gem 'thin'
-    gem 'shotgun'
-    gem 'pry'
-    gem 'require_all'
-
 group :test do
-      gem 'rspec'
-      gem 'capybara'
-      gem 'rack-test'
-    end
+  gem 'rspec-json_expectations'
+  gem 'shoulda-matchers', '~> 4.0'
+end