New Backend Plugin Template Fixes

Signed-off-by: Andre Wanlin <awanlin@spotify.com>

packages/cli/templates/default-backend-plugin/README.md.hbs

@@ -7,7 +7,7 @@ _This plugin was created through the Backstage CLI_
 ## Getting started
 
 Your plugin has been added to the example app in this repository, meaning you'll be able to access it by running `yarn
-start` in the root directory, and then navigating to [/{{id}}](http://localhost:3000/{{id}}).
+start` in the root directory, and then navigating to [/{{pluginVar}}/health](http://localhost:7007/api/{{pluginVar}}/health).
 
 You can also serve the plugin in isolation by running `yarn start` in the plugin directory.
 This method of serving the plugin provides quicker iteration speed and a faster startup and hot reloads.

packages/cli/templates/default-backend-plugin/src/plugin.ts.hbs

@@ -26,6 +26,10 @@ export const {{pluginVar}} = createBackendPlugin({
             logger,
           }),
         );
+        httpRouter.addAuthPolicy({
+          path: '/health',
+          allow: 'unauthenticated',
+        });
       },
     });
   },