spotify-player: like/navigate the playing track, not the selected one

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

home-manager/fred.nix

@@ -100,6 +100,36 @@ in
       # Redirect URI registered: http://127.0.0.1:8989/login
       client_id = "265506bc7bbd4032bf0fee708b321d3e";
     };
+    # The home-manager module only writes keymap.toml when `keymaps` is
+    # non-empty, so `actions` alone would silently emit nothing. Restating a
+    # default binding is the cheapest way to make the file exist.
+    keymaps = [
+      {
+        command = "ShowActionsOnCurrentTrack";
+        key_sequence = "a";
+      }
+    ];
+    # Actions default to the *selected* item, which is useless when listening
+    # along to someone else's playback — the track was never selected, so
+    # liking it means finding it by hand. target = "PlayingTrack" acts on
+    # whatever is actually playing.
+    actions = [
+      {
+        action = "ToggleLiked";
+        key_sequence = "L";
+        target = "PlayingTrack";
+      }
+      {
+        action = "GoToArtist";
+        key_sequence = "g P";
+        target = "PlayingTrack";
+      }
+      {
+        action = "GoToAlbum";
+        key_sequence = "g B";
+        target = "PlayingTrack";
+      }
+    ];
   };
 
   # Upstream ships no .desktop file (TUI only), so the launcher can't find it.