switch back to terser to see if heroku behaves

Author: drusepth

config/environments/production.rb

@@ -23,8 +23,8 @@
   config.public_file_server.enabled = ENV['RAILS_SERVE_STATIC_FILES'].present?
 
   # Compress JavaScripts and CSS.
-  config.assets.js_compressor = Uglifier.new(harmony: true)
-  # config.assets.js_compressor = :terser (alternative for ES6)
+  # config.assets.js_compressor = Uglifier.new(harmony: true)
+  config.assets.js_compressor = :terser (alternative for ES6)
   # config.assets.css_compressor = :sass
 
   # Do not fallback to assets pipeline if a precompiled asset is missed.