Use port from environment; Add start script

.gitignore

@@ -5,6 +5,5 @@
 /public/system/*
 .DS_Store
 **/.DS_Store
-/start.sh
 /.redcar
 /public/assets

Procfile

@@ -1,2 +1,2 @@
-web: bundle exec puma -p 3000
+web: bundle exec puma -p $PORT
 sidekiq: bundle exec sidekiq -C config/sidekiq.yml

start.sh

@@ -0,0 +1,11 @@
+#!/bin/bash -i
+
+#Change directory into the directory containing this script
+cd "$(dirname "$(readlink -f "$0")")"
+
+exec >>log/start.log
+exec 2>&1
+
+bundle exec rake assets:precompile assets:clean_expired
+pkill -f foreman
+RACK_ENV=production PORT=3000 bundle exec foreman start &