chore: Add gem helper scripts

Gemfile

@@ -1,8 +1,7 @@
-ENV['rails'] ||= '4.2.0'
-
 source 'https://rubygems.org'
 
 # use Rails version specified by environment
+ENV['rails'] ||= '4.2.0'
 gem 'rails', "~> #{ENV['rails']}"
 
 gemspec

bin/console

@@ -0,0 +1,9 @@
+#!/usr/bin/env ruby
+
+require 'bundler/setup'
+Bundler.require :default
+
+require 'doorkeeper/openid_connect'
+
+require 'pry'
+Pry.start

bin/setup

@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+set -euo pipefail
+IFS=$'\n\t'
+set -vx
+
+bundle install
+
+# Do any other automated setup that you need to do here

doorkeeper-openid_connect.gemspec

@@ -18,7 +18,10 @@ Gem::Specification.new do |spec|
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ['lib']
 
+  spec.required_ruby_version = ">= 2.1"
+
   spec.add_runtime_dependency 'doorkeeper', '~> 4.0'
+  #spec.add_runtime_dependency 'activemodel', '~> 4.0'
   spec.add_runtime_dependency 'json-jwt', '~> 1.6.5'
 
   spec.add_development_dependency 'rspec-rails'

lib/doorkeeper/openid_connect.rb

@@ -1,4 +1,5 @@
 require 'doorkeeper'
+require 'active_model'
 require 'json/jwt'
 
 require 'doorkeeper/openid_connect/claims_builder'