feat: add music and zsh and zathura improvements

host/common/optional/music.nix

@@ -0,0 +1,27 @@
+{ pkgs, ... }:
+{
+  environment.systemPackages = with pkgs; [
+    mpc
+    ncmpcpp
+  ];
+
+  services.mpd = {
+    enable = true;
+    musicDirectory = "/home/max/media/music";
+    user = "max";
+    extraConfig = ''
+      audio_output {
+        type "pipewire"
+        name "Pipewire Ouput"
+      }
+    '';
+  };
+
+  systemd = {
+    services = {
+      mpd.environment = {
+        XDG_RUNTIME_DIR = "/run/user/1001";
+      };
+    };
+  };
+}