Merge pull request #6124 from backstage/rugvip/noroutes

plugins,dev-utils: remove usage of deprecated route registrations

plugins/newrelic/dev/index.tsx

@@ -14,7 +14,14 @@
  * limitations under the License.
  */
 
+import React from 'react';
 import { createDevApp } from '@backstage/dev-utils';
-import { newRelicPlugin } from '../src/plugin';
+import { newRelicPlugin, NewRelicPage } from '../src/plugin';
 
-createDevApp().registerPlugin(newRelicPlugin).render();
+createDevApp()
+  .registerPlugin(newRelicPlugin)
+  .addPage({
+    title: 'New Relic',
+    element: <NewRelicPage />,
+  })
+  .render();

plugins/newrelic/src/plugin.ts

@@ -22,7 +22,6 @@ import {
   createRoutableExtension,
 } from '@backstage/core';
 import { NewRelicClient, newRelicApiRef } from './api';
-import NewRelicComponent from './components/NewRelicComponent';
 
 export const rootRouteRef = createRouteRef({
   path: '/newrelic',
@@ -38,9 +37,6 @@ export const newRelicPlugin = createPlugin({
       factory: ({ discoveryApi }) => new NewRelicClient({ discoveryApi }),
     }),
   ],
-  register({ router }) {
-    router.addRoute(rootRouteRef, NewRelicComponent);
-  },
   routes: {
     root: rootRouteRef,
   },