Task to remove unused front controller according to symfony environment

lib/capistrano/tasks/symfony.rake

@@ -7,6 +7,18 @@ namespace :symfony do
       end
     end
   end
+  task :clear_front_controllers do
+    namespace :app do
+      desc "Fix app environment"
+      task :fix_environment do
+        on roles(:web) do |host|
+          within release_path do
+            execute "find #{release_path.join('web/')} -maxdepth 1 -name 'app*.php'  | grep -v '#{fetch(:symfony_env)}' | while read app_file; do rm $app_file; done;"
+          end
+        end
+      end
+    end
+  end
   namespace :assets do
     desc 'Symfony assets deployment'
     task :install do