1 files changed, 22 insertions, 0 deletions
diff --git a/lib/tasks/assets.rake b/lib/tasks/assets.rake
new file mode 100644
index 000000000..44896afc7
--- /dev/null
+++ b/lib/tasks/assets.rake
@@ -0,0 +1,22 @@
+# frozen_string_literal: true
+
+def render_static_page(action, dest:, **opts)
+  I18n.with_locale(ENV['DEFAULT_LOCALE'] || I18n.default_locale) do
+    html = ApplicationController.render(action, opts)
+    File.write(dest, html)
+  end
+end
+
+namespace :assets do
+  desc 'Generate static pages'
+  task :generate_static_pages do
+    render_static_page 'errors/500', layout: 'error', dest: Rails.root.join('public', '500.html')
+  end
+end
+
+if Rake::Task.task_defined?('assets:precompile')
+  Rake::Task['assets:precompile'].enhance do
+    Webpacker.manifest.refresh
+    Rake::Task['assets:generate_static_pages'].invoke
+  end
+end