Chapter 2. Breaking changes This section lists breaking changes in Red Hat Developer Hub 1.4. 2.1. Updated monitoring and logging metrics Prom-client metrics have been removed and replaced with OpenTelemetry metrics. As a result, the metrics port has changed from 7007 to 9464 . Deprecated metrics have also been removed. If you had dependencies on these, ensure your prometheus queries are updated. For further information, see Monitoring and logging . Additional resources RHIDP-4572 2.2. Plugins with updated scope To upgrade from RHDH 1.3 to 1.4, you must update your configuration to use the latest versions of the following plugins from the new scope. With this update, the following plugins, previously under the @janus-idp scope, have now been moved to the @backstage-community scope: RHDH 1.3 Plugin Name RHDH 1.4 Plugin Name @janus-idp/backstage-plugin-acr @backstage-community/plugin-acr @janus-idp/backstage-plugin-acr @backstage-community/plugin-acr @janus-idp/backstage-plugin-analytics-provider-segment @backstage-community/plugin-analytics-provider-segment @janus-idp/backstage-plugin-jfrog-artifactory @backstage-community/plugin-jfrog-artifactory @janus-idp/backstage-plugin-keycloak-backend @backstage-community/plugin-catalog-backend-module-keycloak @janus-idp/backstage-plugin-nexus-repository-manager @backstage-community/plugin-nexus-repository-manager @janus-idp/backstage-plugin-ocm @backstage-community/plugin-ocm @janus-idp/backstage-plugin-ocm-backend @backstage-community/plugin-ocm-backend @janus-idp/backstage-plugin-quay @backstage-community/plugin-quay @janus-idp/backstage-plugin-rbac @backstage-community/plugin-rbac @janus-idp/backstage-plugin-tekton @backstage-community/plugin-tekton @janus-idp/backstage-plugin-topology @backstage-community/plugin-topology @janus-idp/backstage-scaffolder-backend-module-quay @backstage-community/plugin-scaffolder-backend-module-quay @janus-idp/backstage-scaffolder-backend-module-regex @backstage-community/plugin-scaffolder-backend-module-regex @janus-idp/backstage-scaffolder-backend-module-servicenow @backstage-community/plugin-scaffolder-backend-module-servicenow @janus-idp/backstage-scaffolder-backend-module-sonarqube @backstage-community/plugin-scaffolder-backend-module-sonarqube The following plugins, previously under the @backstage scope, have now been moved to the @backstage-community scope: RHDH 1.3 Plugin Name RHDH 1.4 Plugin Name @backstage/plugin-azure-devops @backstage-community/plugin-azure-devops @backstage/plugin-azure-devops-backend @backstage-community/plugin-azure-devops-backend @backstage/plugin-dynatrace @backstage-community/plugin-dynatrace @backstage/plugin-github-actions @backstage-community/plugin-github-actions @backstage/plugin-github-issues @backstage-community/plugin-github-issues @backstage/plugin-jenkins @backstage-community/plugin-jenkins @backstage/plugin-jenkins-backend @backstage-community/plugin-jenkins-backend @backstage/plugin-lighthouse @backstage-community/plugin-lighthouse @backstage/plugin-sonarqube @backstage-community/plugin-sonarqube @backstage/plugin-sonarqube-backend @backstage-community/plugin-sonarqube-backend @backstage/plugin-tech-radar @backstage-community/plugin-tech-radar Two plugins previously under the @janus-idp scope have moved to @red-hat-developer-hub scope: RHDH 1.3 Plugin Name RHDH 1.4 Plugin Name @janus-idp/backstage-plugin-bulk-import @red-hat-developer-hub/backstage-plugin-bulk-import @janus-idp/backstage-plugin-bulk-import-backend @red-hat-developer-hub/backstage-plugin-bulk-import-backend With the update to the plugin scope, the dynamic plugin configuration has also been modified. RHDH 1.3 Configuration RHDH 1.4 Configuration dynamic-plugins.default.yaml dynamic-plugins.default.yaml Procedure To upgrade from RHDH 1.3 to RHDH 1.4, you must update your configuration to use the latest versions of the plugins listed previously from the new scope. Note In addition to the previously provided tables, you can compare the RHDH 1.4 CSV file with the RHDH 1.3 CSV file to identify the changes in dynamic plugins. Additional resources RHIDP-4853

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