Keep sound paths independent from API data

soundpack.pl

@@ -13,6 +13,9 @@
 #   notifytype=soundpack            # Enable sound notifications
 #   notifies=default,mention,dm,me,follow,boost,favourite
 
+my $soundDataDir = ($ENV{'XDG_DATA_HOME'} || "$ENV{'HOME'}/.local/share") .
+    "/ttyverse";
+
 sub notifier_soundpack {
     my $class = shift;
     my $text = shift;
@@ -52,16 +55,14 @@ sub notifier_soundpack {
         return 1;
     }
 
-    # Use the same XDG data directory as TTYverse and the extension manager.
-    my $data_dir = $data;
-    my $sound_file = "$data_dir/sounds/$sound_pack/" . lc($class) . ".ogg";
+    my $sound_file = "$soundDataDir/sounds/$sound_pack/" . lc($class) . ".ogg";
     
     if (!-f $sound_file) {
         # Only warn once per session per class
         my $warn_key = "warned_missing_sound_$class";
         if (!$store->{$warn_key}) {
             print $stdout "-- Warning: Sound file '$class.ogg' not found in pack '$sound_pack'\n";
-            print $stdout "-- Place sound files in $data_dir/sounds/$sound_pack/\n";
+            print $stdout "-- Place sound files in $soundDataDir/sounds/$sound_pack/\n";
             $store->{$warn_key} = 1;
         }
         return 1;