feat: enable sharing and downloads in Navidrome

- Add ND_ENABLESHARING=true
- Add ND_ENABLEDOWNLOADS=true
- Add ND_DEFAULTDOWNLOADABLESHARE=true
- Enables public music sharing via share links

media/compose.yaml

@@ -76,6 +76,9 @@ services:
       ND_LOGLEVEL: info
       ND_SESSIONTIMEOUT: 24h
       ND_BASEURL: ""
+      ND_ENABLESHARING: "true"
+      ND_ENABLEDOWNLOADS: "true"
+      ND_DEFAULTDOWNLOADABLESHARE: "true"
     networks:
       - compose_network
     labels: