Add the puma config

config/puma.rb

@@ -0,0 +1,25 @@
+environment ENV['RAILS_ENV']
+
+threads ENV['PUMA_THREADS_MIN'].to_i,ENV['PUMA_THREADS_MAX'].to_i
+workers ENV['PUMA_WORKERS'].to_i
+
+pidfile "#{ENV['PROJECT_PATH']}/tmp/puma.pid"
+
+if ENV['RAILS_ENV'] == 'production'
+ bind "unix:https://#{ENV['PROJECT_PATH']}/tmp/puma.sock"
+else
+ port '3000'
+end
+
+# https://github.com/puma/puma/blob/master/examples/config.rb#L125
+prune_bundler
+
+restart_command 'bundle exec bin/puma'
+
+on_worker_boot do
+ require 'active_record'
+
+ config_path = File.expand_path('../database.yml', __FILE__)
+ ActiveRecord::Base.connection.disconnect! rescue ActiveRecord::ConnectionNotEstablished
+ ActiveRecord::Base.establish_connection(ENV['DATABASE_URL'] || YAML.load_file(config_path)[ENV['RAILS_ENV']])
+end