added mpd.

modules/home-manager/beets.nix

@@ -0,0 +1,38 @@
+{
+  config,
+  pkgs,
+  lib,
+  ...
+}: {
+  programs.beets = {
+    enable = true;
+    settings = {
+      directory = "~/Music";
+      library = "~/Music/library.db";
+      import = {
+        move = true;
+        write = true;
+      };
+      plugins = [
+        "edit"
+        "fetchart"
+        "chroma"
+        "thumbnails"
+        "replaygain"
+        "mbsync"
+        "fuzzy"
+        "duplicates"
+        "badfiles"
+        "fromfilename"
+      ];
+      replaygain = {
+        auto = false;
+        backend = "ffmpeg";
+      };
+      asciify_paths = true;
+    };
+  };
+  home.packages = with pkgs; [
+    ffmpeg
+  ];
+}

modules/home-manager/mpd.nix

@@ -4,4 +4,62 @@
   lib,
   ...
 }: {
+  services.mpd = {
+    enable = true;
+    musicDirectory = "${config.home.homeDirectory}/Music";
+    network.startWhenNeeded = true;
+    playlistDirectory = "${config.services.mpd.musicDirectory}/.mpd/playlists";
+    extraConfig = ''
+      restore_paused "yes"
+      auto_update "yes"
+      replaygain "auto"
+      follow_outside_symlinks "yes"
+
+      #for ncmpcpp visualizer
+      audio_output {
+          type "fifo"
+          name "Visualizer feed"
+          path "/tmp/mpd.fifo"
+          format "44100:16:2"
+      }
+      audio_output {
+        type "pipewire"
+        name "PipeWire Sound Server"
+      }
+    '';
+  };
+
+  services.mpd-mpris.enable = true;
+
+  programs.ncmpcpp = {
+    enable = true;
+    package = pkgs.ncmpcpp.override {visualizerSupport = true;};
+    settings = {
+      visualizer_data_source = "/tmp/mpd.fifo";
+      visualizer_output_name = "Visualizer feed";
+      visualizer_in_stereo = "yes";
+      visualizer_type = "spectrum";
+      visualizer_fps = 60;
+      visualizer_autoscale = "no";
+      visualizer_look = "●▮";
+      visualizer_color = "blue, cyan, green, yellow, magenta, red";
+
+      ##
+      ## Note: The next few visualization options apply to the spectrum visualizer.
+      ##
+      visualizer_spectrum_smooth_look = "yes";
+
+      ## A value between 1 and 5 inclusive. Specifying a larger value makes the
+      ## visualizer look at a larger slice of time, which results in less jumpy
+      ## visualizer output.
+      visualizer_spectrum_dft_size = 2;
+      visualizer_spectrum_gain = 10;
+      visualizer_spectrum_hz_min = 20;
+      visualizer_spectrum_hz_max = 20000;
+    };
+  };
+
+  home.packages = with pkgs; [
+    mpc-cli
+  ];
 }

modules/home-manager/terminal/default.nix

@@ -58,6 +58,7 @@
     bat.enable = true;
     tealdeer.enable = true;
     btop.enable = true;
+    man.enable = true;
     direnv = {
       enable = true;
       nix-direnv.enable = true;