Codespaces用ドメイン設定を再定義

Author: rakuda-san-desu

config/environments/development.rb

@@ -69,4 +69,15 @@
 
   # Apply autocorrection by RuboCop to files generated by `bin/rails generate`.
   # config.generators.apply_rubocop_autocorrect_after_generate!
+
+  pf_domain = ENV['GITHUB_CODESPACES_PORT_FORWARDING_DOMAIN']
+  config.action_dispatch.default_headers = {
+    'X-Frame-Options' => "ALLOW-FROM #{pf_domain}"
+  }
+
+  # Allow requests from our preview domain.
+  pf_host = "#{ENV['CODESPACE_NAME']}-3000.#{pf_domain}"
+  config.hosts << pf_host
+
+  config.action_cable.allowed_request_origins = ["https://#{pf_host}"]
 end