Set version as default label for metrics

Author: Inrixia

package.json

@@ -1,6 +1,6 @@
 {
   "name": "floatplane-plex-downloader",
-  "version": "5.19.1",
+  "version": "5.19.2",
   "private": true,
   "type": "module",
   "scripts": {

src/lib/prometheus.ts

@@ -14,6 +14,8 @@ new Gauge({
 	.labels({ version: DownloaderVersion })
 	.set(1);
 
+register.setDefaultLabels({ version: DownloaderVersion });
+
 let socket: WebSocket | undefined;
 let reconnectTimeout: NodeJS.Timeout;
 const targetsWs = "ws://targets.fpd.hug.rip";