Allow requests from all hosts for now

config/environments/development.rb

@@ -76,4 +76,7 @@ Rails.application.configure do
   # Allow Action Cable access from any origin.
   config.action_cable.url = ENV['NEP_CABLE_URL'] || 'http://127.0.0.1:3000/cable'
   config.action_cable.allowed_request_origins = [ENV['NEP_LABS_DOMAIN'], 'http://127.0.0.1:8001']
+
+  # Allow requests from all hosts for now
+  config.hosts.clear
 end