Fix I2P HTTPS redirect (#18929)

config/environments/production.rb

@@ -47,7 +47,7 @@ Rails.application.configure do
   config.force_ssl = true
   config.ssl_options = {
     redirect: {
-      exclude: -> request { request.path.start_with?('/health') || request.headers["Host"].end_with?('.onion') }
+      exclude: -> request { request.path.start_with?('/health') || request.headers["Host"].end_with?('.onion') || request.headers["Host"].end_with?('.i2p') }
     }
   }