fix default port for metrics

Author: ssundahlTTD

package.json

@@ -53,6 +53,7 @@
   },
   "devDependencies": {
     "@types/cookie-parser": "1.4.2",
+    "@types/debug": "^4.1.5",
     "@types/express": "^4.17.12",
     "@types/express-list-endpoints": "^4.0.1",
     "@types/hbs": "^4.0.1",

src/middleware/metrics.ts

@@ -25,7 +25,7 @@ type Options = {
   createServer?: boolean
 };
 
-const setupMetricService = ({ port }: Options = { port: 9082 }) => {
+const setupMetricService = ({ port = 9082 }: Options = {}) => {
   // Setup server on a second port to display metrics
   const metricApp = express();
   const metricServer = http.createServer(metricApp);