Add commands to easily setup and start dummy app

Use

    bin/setup

to setup local dev env and

    bin/start

to start the dummy app for local testing.

README.md

@@ -302,7 +302,7 @@ If you want to contribute to Alchemy ([and we encourage you to do so](CONTRIBUTI
 First of all you need to clone your fork to your local development machine. Then you need to install the dependencies with bundler.
 
 ```bash
-$ bundle install
+$ bin/setup
 ```
 
 To prepare the tests of your Alchemy fork please make sure to run the preparation task:
@@ -332,9 +332,7 @@ $ bundle exec rake
 You can even start the dummy app and use it to manually test your changes with:
 
 ```bash
-$ cd spec/dummy
-$ bin/setup
-$ bin/dev
+$ bin/start
 ```
 
 

bin/setup

@@ -0,0 +1,36 @@
+#!/usr/bin/env ruby
+require "fileutils"
+
+# path to dummy application root.
+APP_ROOT = File.expand_path("../spec/dummy", __dir__)
+
+# path to alchemy gem
+GEM_ROOT = File.expand_path("../", __dir__)
+
+def system!(*args)
+  system(*args) || abort("\n== Command #{args} failed ==")
+end
+
+FileUtils.chdir GEM_ROOT do
+  puts "\n== Linking Admin JS package =="
+  system! "yarn link"
+  puts "== Installing dependencies =="
+  system! "yarn install"
+  system! "gem install bundler --conservative"
+  system("bundle check") || system!("bundle install")
+end
+
+FileUtils.chdir APP_ROOT do
+  puts "\n== Installing Node dependencies =="
+  system! "yarn link @alchemy_cms/admin"
+  system! "yarn install"
+
+  puts "\n== Preparing database =="
+  system! "bin/rails db:prepare"
+
+  puts "\n== Removing old logs and tempfiles =="
+  system! "bin/rails log:clear tmp:clear"
+end
+
+puts "\n== Alchemy is ready 🎉 =="
+puts "Start server by typing:\n\n  bin/start"

bin/start

@@ -0,0 +1,17 @@
+#!/usr/bin/env ruby
+require "fileutils"
+
+# path to dummy application root.
+APP_ROOT = File.expand_path("../spec/dummy", __dir__)
+
+# path to alchemy gem
+GEM_ROOT = File.expand_path("../", __dir__)
+
+def system!(*args)
+  system(*args) || abort("\n== Command #{args} failed ==")
+end
+
+FileUtils.chdir APP_ROOT do
+  puts "\n== Starting dummy app =="
+  system! "bin/dev"
+end