add gem file

.idea/crazyflirt.iml

+<?xml version="1.0" encoding="UTF-8"?>
+<module type="RUBY_MODULE" version="4">
+  <component name="ModuleRunConfigurationManager">
+    <shared />
+  </component>
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$" />
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="library" scope="PROVIDED" name="bundler (v1.16.0, rbenv: 2.2.2) [gem]" level="application" />
+  </component>
+</module>
\ No newline at end of file

.idea/misc.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" project-jdk-name="rbenv: 2.2.2" project-jdk-type="RUBY_SDK" />
+</project>
\ No newline at end of file

.idea/modules.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/crazyflirt.iml" filepath="$PROJECT_DIR$/.idea/crazyflirt.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file

.idea/vcs.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file

Gemfile

+source "https://rubygems.org"
+
+git_source(:github) { |repo| "https://github.com/#{repo}.git" }
+
+gemspec
+
+gem 'faye-websocket'
+gem 'sinatra'
+gem 'rack'
+gem 'thin'

Gemfile.lock

+GEM
+  remote: https://rubygems.org/
+  specs:
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+
+BUNDLED WITH
+   1.16.0