patch navidrome last.fm artist to always be albumartist

sys/machines/hopper/lab/navidrome/default.nix

@@ -0,0 +1,25 @@
+{
+  config,
+  pkgs,
+  ...
+}: {
+  users.groups.${config.services.navidrome.group}.members = ["caddy"]; # for caddy to access socket file
+  services.navidrome = {
+    enable = true;
+    package = pkgs.navidrome.overrideAttrs {
+      patches = [./scrobbleAlbumArtist.patch];
+      doCheck = false;
+    };
+    settings = {
+      MusicFolder = "/media/library/music";
+      Address = "unix:/var/lib/navidrome/navidrome.sock";
+      EnableSharing = true;
+    };
+  };
+  systemd.services.navidrome.serviceConfig.EnvironmentFile = config.sops.secrets.navidrome.path;
+
+  services.restic.backups.hopper = {
+    paths = ["/var/lib/navidrome"];
+    exclude = ["/var/lib/navidrome/cache"];
+  };
+}

sys/machines/hopper/lab/navidrome/scrobbleAlbumArtist.patch

@@ -0,0 +1,23 @@
+diff --git a/core/agents/lastfm/client.go b/core/agents/lastfm/client.go
+index 6a24ac80..bbc0aebb 100644
+--- a/core/agents/lastfm/client.go
++++ b/core/agents/lastfm/client.go
+@@ -131,7 +131,7 @@ type ScrobbleInfo struct {
+ func (c *client) updateNowPlaying(ctx context.Context, sessionKey string, info ScrobbleInfo) error {
+ 	params := url.Values{}
+ 	params.Add("method", "track.updateNowPlaying")
+-	params.Add("artist", info.artist)
++	params.Add("artist", info.albumArtist)
+ 	params.Add("track", info.track)
+ 	params.Add("album", info.album)
+ 	params.Add("trackNumber", strconv.Itoa(info.trackNumber))
+@@ -154,7 +154,7 @@ func (c *client) scrobble(ctx context.Context, sessionKey string, info ScrobbleI
+ 	params := url.Values{}
+ 	params.Add("method", "track.scrobble")
+ 	params.Add("timestamp", strconv.FormatInt(info.timestamp.Unix(), 10))
+-	params.Add("artist", info.artist)
++	params.Add("artist", info.albumArtist)
+ 	params.Add("track", info.track)
+ 	params.Add("album", info.album)
+ 	params.Add("trackNumber", strconv.Itoa(info.trackNumber))
+