split the gems so only the ones we need are loaded

Gemfile

@@ -1,19 +1,27 @@
 source 'https://rubygems.org'
 
-# core
-gem 'rubyzip',  '~> 1.1', '>= 1.1.7'
-gem 'minitest', '~> 5.8', '>= 5.8.3'
+gem 'sequel',  '~> 4.30'
+gem 'sqlite3', '~> 1.3', '>= 1.3.11'
 gem 'docker-api', '~> 1.25'
 
-# transports
-gem 'aws-sdk', '~> 2.2', '>= 2.2.12'
+group :tester do
+  # core
+  gem 'rubyzip',  '~> 1.1', '>= 1.1.7'
+  gem 'minitest', '~> 5.8', '>= 5.8.3'
 
-# databases
-gem 'sequel',  '~> 4.30'
-gem 'pg',      '~> 0.18.4'
-gem 'sqlite3', '~> 1.3', '>= 1.3.11'
-gem 'mysql2',  '~> 0.4.2'
-gem 'mongoid', '~> 5.0', '>= 5.0.2'
+  # engines
+  gem 'pg',      '~> 0.18.4'
+  gem 'mysql2',  '~> 0.4.2'
+  gem 'mongoid', '~> 5.0', '>= 5.0.2'
+
+  # transports
+  gem 'aws-sdk', '~> 2.2', '>= 2.2.12'
+end
+
+group :ui do
+  gem 'sinatra', '~> 1.4', '>= 1.4.6'
+  gem 'thin', '~> 1.6', '>= 1.6.4'
+end
 
 group :development do
   gem 'git-up'

Gemfile.lock

@@ -47,10 +47,18 @@ GEM
     origin (2.1.1)
     pg (0.18.4)
     posix-spawn (0.3.11)
+    rack (1.6.4)
+    rack-protection (1.5.3)
+      rack
     rubyzip (1.1.7)
     sequel (4.30.0)
+    sinatra (1.4.6)
+      rack (~> 1.4)
+      rack-protection (~> 1.4)
+      tilt (>= 1.3, < 3)
     sqlite3 (1.3.11)
     thread_safe (0.3.5)
+    tilt (2.0.2)
     tzinfo (1.2.2)
       thread_safe (~> 0.1)
 
@@ -67,6 +75,7 @@ DEPENDENCIES
   pg (~> 0.18.4)
   rubyzip (~> 1.1, >= 1.1.7)
   sequel (~> 4.30)
+  sinatra (~> 1.4, >= 1.4.6)
   sqlite3 (~> 1.3, >= 1.3.11)
 
 BUNDLED WITH

tester.rb

@@ -0,0 +1,13 @@
+module Uphold
+  require 'rubygems'
+  require 'rubygems/package'
+  require 'bundler/setup'
+  Bundler.require(:default, :tester)
+  load 'environment.rb'
+
+  Config.load_engines
+  Config.load_transports
+
+  run = Runner.new(config: Uphold::Config.new(ARGV[0]))
+  run.start
+end

ui.rb

@@ -0,0 +1,21 @@
+module Uphold
+  require 'rubygems'
+  require 'rubygems/package'
+  require 'bundler/setup'
+  Bundler.require(:default, :ui)
+  load 'environment.rb'
+
+  class Ui < Sinatra::Base
+    include Logging
+
+    before do
+      Config.load_engines
+      Config.load_transports
+    end
+
+    get '/' do
+      Config.engines.inspect
+      # 'Hello from docker!'
+    end
+  end
+end