refactor(nixos): rename navidrome library path

configs/nixos/guests/navidrome.nix

@@ -5,7 +5,7 @@
 }:
 let
   dataDir = "/var/lib/navidrome";
-  musicDir = "/music";
+  libraryDir = "/music";
   envFile = "/run/secrets/navidrome.env";
   lastfmApiKeySecret = "services/navidrome/lastfm/api-key";
   lastfmSecretSecret = "services/navidrome/lastfm/secret";
@@ -20,11 +20,11 @@ in
       description = "Host path mounted as Navidrome's data folder.";
     };
 
-    musicPath = lib.mkOption {
+    libraryPath = lib.mkOption {
       type = lib.types.nullOr lib.types.str;
       default = null;
       example = "/srv/music";
-      description = "Host path mounted as Navidrome's music library.";
+      description = "Host path mounted as Navidrome's library folder.";
     };
   };
 
@@ -35,8 +35,8 @@ in
         message = "guests.navidrome.dataPath must point at the host directory that stores Navidrome data.";
       }
       {
-        assertion = config.guests.navidrome.musicPath != null;
+        assertion = config.guests.navidrome.libraryPath != null;
-        message = "guests.navidrome.musicPath must point at the host directory that stores the music library.";
+        message = "guests.navidrome.libraryPath must point at the host directory that stores Navidrome's library folder.";
       }
     ];
 
@@ -50,8 +50,8 @@ in
           group = "storage";
           mode = "2770";
         };
-        ${musicDir} = {
+        ${libraryDir} = {
-          directory = config.guests.navidrome.musicPath;
+          directory = config.guests.navidrome.libraryPath;
           owner = "root";
           group = "storage";
           mode = "2770";

configs/nixos/hosts/pikachu/default.nix

@@ -125,7 +125,7 @@
     vlan = 20;
     mac = "BC:24:11:C9:17:83";
     dataPath = "/pikachu/data/navidrome";
-    musicPath = "/pikachu/media/music";
+    libraryPath = "/pikachu/media/music";
     address = "10.23.20.43";
     reverseProxy = {
       enable = true;