# "Install PostgreSQL":install-postgresql.html
# "Install Ruby and Bundler":ruby.html
# "Install nginx":nginx.html
-# "Install Phusion Passenger":https://www.phusionpassenger.com/library/walkthroughs/deploy/ruby/ownserver/nginx/oss/install_passenger_main.html
+# "Install Phusion Passenger":https://www.phusionpassenger.com/docs/tutorials/deploy_to_production/installations/oss/ownserver/ruby/nginx/
h2(#database-setup). Set up database