fix procfile

Gemfile

@@ -16,8 +16,8 @@ gem 'mini_magick'
 gem "fog-aws"
 gem "letter_opener", group: :development
 gem 'sidekiq'
-gem 'foreman'
-gem 'unicorn'
+# gem 'foreman'
+# gem 'unicorn'
 gem 'rails_12factor', group: :production
 
 # frontend gems

Gemfile.lock

@@ -91,8 +91,6 @@ GEM
     fog-xml (0.1.3)
       fog-core
       nokogiri (>= 1.5.11, < 2.0.0)
-    foreman (0.84.0)
-      thor (~> 0.19.1)
     formatador (0.2.5)
     geocoder (1.4.3)
     globalid (0.4.0)
@@ -107,7 +105,6 @@ GEM
       rails-dom-testing (>= 1, < 3)
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
-    kgio (2.11.0)
     launchy (2.4.3)
       addressable (~> 2.3)
     letter_opener (1.4.1)
@@ -170,7 +167,6 @@ GEM
       method_source
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    raindrops (0.18.0)
     rake (12.0.0)
     rb-fsevent (0.9.8)
     rb-inotify (0.9.8)
@@ -212,9 +208,6 @@ GEM
       thread_safe (~> 0.1)
     uglifier (3.2.0)
       execjs (>= 0.3.0, < 3)
-    unicorn (5.3.0)
-      kgio (~> 2.6)
-      raindrops (~> 0.7)
     warden (1.2.7)
       rack (>= 1.0)
     web-console (3.5.0)
@@ -238,7 +231,6 @@ DEPENDENCIES
   devise
   figaro
   fog-aws
-  foreman
   geocoder
   jbuilder (~> 2.5)
   jquery-rails
@@ -257,7 +249,6 @@ DEPENDENCIES
   turbolinks (~> 5)
   tzinfo-data
   uglifier (>= 1.3.0)
-  unicorn
   web-console (>= 3.3.0)
 
 RUBY VERSION

Procfile

@@ -1 +1 @@
-web: bundle exec rails server thin -p $PORT -e $RACK_ENV
+web: bundle exec puma -C config/puma.rb

config/puma.rb

@@ -30,7 +30,7 @@
 # you need to make sure to reconnect any threads in the `on_worker_boot`
 # block.
 #
-# preload_app!
+preload_app!
 
 # The code in the `on_worker_boot` will be called if you are using
 # clustered mode by specifying a number of `workers`. After each worker
@@ -39,9 +39,9 @@
 # or connections that may have been created at application boot, Ruby
 # cannot share connections between processes.
 #
-# on_worker_boot do
-#   ActiveRecord::Base.establish_connection if defined?(ActiveRecord)
-# end
+on_worker_boot do
+  ActiveRecord::Base.establish_connection if defined?(ActiveRecord)
+end
 
 # Allow puma to be restarted by `rails restart` command.
 plugin :tmp_restart