stop using SingleHostDiscovery

Signed-off-by: Fredrik Adelöw <freben@gmail.com>

plugins/proxy-backend/src/service/router.config.test.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import { getVoidLogger, SingleHostDiscovery } from '@backstage/backend-common';
+import { getVoidLogger, HostDiscovery } from '@backstage/backend-common';
 import {
   ConfigSources,
   MutableConfigSource,
@@ -87,7 +87,7 @@ describe('createRouter reloadable configuration', () => {
       ]),
     );
 
-    const discovery = SingleHostDiscovery.fromConfig(config);
+    const discovery = HostDiscovery.fromConfig(config);
     const router = await createRouter({
       config,
       logger,

plugins/proxy-backend/src/service/router.test.ts

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import { getVoidLogger, SingleHostDiscovery } from '@backstage/backend-common';
+import { getVoidLogger, HostDiscovery } from '@backstage/backend-common';
 import { mockServices } from '@backstage/backend-test-utils';
 import { ConfigReader } from '@backstage/config';
 import { Request, Response } from 'express';
@@ -56,7 +56,7 @@ describe('createRouter', () => {
         },
       },
     });
-    const discovery = SingleHostDiscovery.fromConfig(config);
+    const discovery = HostDiscovery.fromConfig(config);
 
     beforeEach(() => {
       mockCreateProxyMiddleware.mockClear();
@@ -150,7 +150,7 @@ describe('createRouter', () => {
           },
         },
       });
-      const discovery = SingleHostDiscovery.fromConfig(config);
+      const discovery = HostDiscovery.fromConfig(config);
       await expect(
         createRouter({
           config,
@@ -185,7 +185,7 @@ describe('createRouter', () => {
           },
         },
       });
-      const discovery = SingleHostDiscovery.fromConfig(config);
+      const discovery = HostDiscovery.fromConfig(config);
       const router = await createRouter({
         config,
         logger,

plugins/proxy-backend/src/service/standaloneServer.ts

@@ -17,7 +17,7 @@
 import {
   createServiceBuilder,
   loadBackendConfig,
-  SingleHostDiscovery,
+  HostDiscovery,
 } from '@backstage/backend-common';
 import { Server } from 'http';
 import { Logger } from 'winston';
@@ -37,7 +37,7 @@ export async function startStandaloneServer(
   logger.debug('Creating application...');
 
   const config = await loadBackendConfig({ logger, argv: process.argv });
-  const discovery = SingleHostDiscovery.fromConfig(config);
+  const discovery = HostDiscovery.fromConfig(config);
   const router = await createRouter({
     config,
     logger,