Server Sent Events (SSE) Gateway

List of issues
KeySummaryCreatedUpdated
JENKINS-74906java.lang.ClassNotFoundException: org.jenkinsci.plugins.ssegateway.SubscriptionConfigQueue$SubscriptionConfig
JENKINS-72321Blue Ocean plugin installation leads to NoClassDefFoundError: ssegateway SubscriptionConfigQueue$SubscriptionConfig
JENKINS-70054Unable to update jenkins from Jenkins 2.373 to 2.377. Error SEVERE jenkins.model.Jenkins#_cleanUpPluginServletFilters: Failed to stop filters
JENKINS-60368Server Sent Events doesn't work with CORS
JENKINS-53037Input approval not always updating UI