Clean up the files

flake.nix

@@ -63,7 +63,7 @@
 
       forAllSystems = f:
         nixpkgs.lib.genAttrs inputs.flake-utils.lib.defaultSystems
-          (system: f system);
+        (system: f system);
 
       libExtended = nixpkgs.lib.extend (final: prev:
         (import ./lib { lib = final; }) // {
@@ -75,6 +75,9 @@
 
       # The default configuration for our NixOS systems.
       hostDefaultConfig = {
+        # Default architecture.
+        system = "x86_64-linux";
+
         # I want to capture the usual flakes to its exact version so we're
         # making them available to our system. This will also prevent the
         # annoying downloads since it always get the latest revision.
@@ -91,12 +94,12 @@
         };
 
         # Set several binary caches.
-        nix = {
-          binaryCaches = [
+        nix.settings = {
+          substituters = [
             "https://nix-community.cachix.org"
             "https://foo-dogsquared.cachix.org"
           ];
-          binaryCachePublicKeys = [
+          trusted-public-keys = [
             "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
             "foo-dogsquared.cachix.org-1:/2fmqn/gLGvCs5EDeQmqwtus02TUmGy0ZlAEXqRE70E="
           ];
@@ -107,10 +110,8 @@
 
         # Extend nixpkgs with our overlays except for the NixOS-focused modules
         # here.
-        nixpkgs.overlays = overlays ++ [
-          inputs.nix-alien.overlay
-          inputs.guix-overlay.overlay
-        ];
+        nixpkgs.overlays = overlays
+          ++ [ inputs.nix-alien.overlay inputs.guix-overlay.overlay ];
 
         # Please clean your temporary crap.
         boot.cleanTmpDir = true;
@@ -151,8 +152,7 @@
           };
         }];
       };
-    in
-    {
+    in {
       # Exposes only my library with the custom functions to make it easier to
       # include in other flakes.
       lib = import ./lib { lib = nixpkgs.lib; };
@@ -181,7 +181,9 @@
       # My custom packages, available in here as well. Though, I mainly support
       # "x86_64-linux". I just want to try out supporting other systems.
       packages = forAllSystems (system:
-        import ./pkgs { pkgs = import nixpkgs { inherit system overlays; }; });
+        inputs.flake-utils.lib.flattenTree (import ./pkgs {
+          pkgs = import nixpkgs { inherit system overlays; };
+        }));
 
       # The development environment for this flake.
       devShell = forAllSystems (system:

hosts/ni/default.nix

@@ -27,7 +27,7 @@
       neovim.enable = true;
     };
     users.users.foo-dogsquared.settings = {
-      extraGroups = [ "wheel" "audio" "docker" "podman" "network-manager" ];
+      extraGroups = [ "wheel" "audio" "docker" "podman" "networkmanager" ];
       hashedPassword =
         "$6$.cMYto0K0CHbpIMT$dRqyKs4q1ppzmTpdzy5FWP/V832a6X..FwM8CJ30ivK0nfLjQ7DubctxOZbeOtygfjcUd1PZ0nQoQpOg/WMvg.";
       isNormalUser = true;
@@ -41,6 +41,10 @@
     themes.a-happy-gnome.enable = true;
   };
 
+  environment.systemPackages = with pkgs; [
+    guile_3_0
+  ];
+
   # Enable Guix service.
   services.guix-binary.enable = true;
 

modules/home-manager/profiles/desktop.nix

@@ -39,6 +39,7 @@ in {
         carla # The Carla Carla.
       ];
 
+      # This is assuming you're using Pipewire, yes?
       services.easyeffects.enable = true;
       services.fluidsynth = {
         enable = true;

modules/home-manager/profiles/dev.nix

@@ -9,6 +9,7 @@ in {
       lib.mkEnableOption "foo-dogsquared's user-specific development setup";
     shell.enable =
       lib.mkEnableOption "configuration of foo-dogsquared's shell of choice";
+    extras.enable = lib.mkEnableOption "additional tools for development stuff";
   };
 
   config = lib.mkIf cfg.enable (lib.mkMerge [
@@ -37,10 +38,19 @@ in {
         nix-direnv.enable = true;
       };
       programs.zoxide.enable = true;
+
+      # Enable Starship prompt.
       programs.starship = {
         enable = true;
         settings = { add_newline = false; };
       };
     })
+
+    (lib.mkIf cfg.extras.enable {
+      home.packages = with pkgs; [
+        tree-sitter # The modern way of text highlighting.
+        hyperfine # Command-line profiling.
+      ];
+    })
   ]);
 }

modules/home-manager/profiles/editors.nix

@@ -28,7 +28,9 @@ in {
     (lib.mkIf cfg.emacs.enable {
       # Doom Emacs dependencies.
       home.packages = with pkgs; [
-        emacs
+        ((emacsPackagesFor emacs).emacsWithPackages (epkgs: [
+          epkgs.vterm
+        ]))
 
         # Required dependencies.
         ripgrep

modules/home-manager/services/bleachbit.nix

@@ -20,6 +20,7 @@ in {
       description =
         "Whether to enable persistence for the cleanup, allowing it to activate the next time it boots when missed.";
       default = true;
+      defaultText = "true";
       example = false;
     };
 
@@ -97,7 +98,7 @@ in {
             PartOf = [ "default.target" ];
           };
 
-          Install.WantedBy = [ "default.target" ];
+          Install.WantedBy = [ "timers.target" ];
 
           Timer = {
             OnCalendar = cfg.startAt;

users/home-manager/foo-dogsquared/default.nix

@@ -1,12 +1,36 @@
 { config, options, lib, pkgs, ... }:
 
-{
+let
+  yt-dlp-for-audio-config = pkgs.writeText "yt-dlp-for-audio-config" ''
+    # Don't overwrite for cautious individuals.
+    --no-overwrite
+
+    # To make sure all audio-related.
+    --extract-audio
+    --format bestaudio
+    --audio-format opus
+
+    --output '%(track_number,playlist_autonumber)d-%(track,title)s.%(ext)s'
+    --download-archive archive
+
+    # Add all sorts of metadata.
+    --embed-thumbnail
+    --add-metadata
+  '';
+  yt-dlp-for-audio = pkgs.writeScriptBin "yt-dlp-audio" ''
+    ${pkgs.yt-dlp}/bin/yt-dlp --config-location "${yt-dlp-for-audio-config}" $@
+  '';
+in {
+  programs.home-manager.enable = true;
+
   home.packages = with pkgs; [
     neovim
     borgmatic
     borgbackup
     ncmpcpp
     vscodium-fhs
+    tree-sitter
+    yt-dlp-for-audio
   ];
 
   fonts.fontconfig.enable = true;
@@ -24,11 +48,44 @@
   services.mopidy = {
     enable = true;
     extensionPackages = with pkgs; [
+      mopidy-beets
+      mopidy-funkwhale
+      mopidy-internetarchive
+      mopidy-iris
+      mopidy-local
       mopidy-mpd
       mopidy-mpris
-      mopidy-local
+      mopidy-spotify
+      mopidy-youtube
     ];
 
+    configuration = {
+      http = {
+        hostname = "0.0.0.0";
+      };
+
+      file = {
+        enabled = true;
+        media_dirs = [
+          "$XDG_MUSIC_DIR|Music"
+        ];
+      };
+
+      internetarchive = {
+        enabled = true;
+        browse_limit = 150;
+        search_limit = 150;
+        collections = [
+          "fav-foo-dogsquared"
+          "audio"
+          "etree"
+          "audio_music"
+          "audio_foreign"
+        ];
+      };
+    };
+  };
+
   services.recoll = {
     enable = true;
     settings = {
@@ -70,11 +127,26 @@
     bleachbit.enable = true;
   };
 
+  # WHOA! Even browsers with extensions can be declarative!
+  programs.brave = {
+    enable = true;
+    extensions = [
+      { id = "dbepggeogbaibhgnhhndojpepiihcmeb"; } # Vimium
+      { id = "ekhagklcjbdpajgpjgmbionohlpdbjgc"; } # Zotero connector
+      { id = "jfnifeihccihocjbfcfhicmmgpjicaec"; } # GSConnect
+      { id = "aapbdbdomjkkjkaonfhkkikfgjllcleb"; } # Google Translate (yes, I'm disappointed in myself)
+      { id = "egpjdkipkomnmjhjmdamaniclmdlobbo"; } # Firenvim
+      { id = "gknkbkaapnhpmkcgkmdekdffgcddoiel"; } # Open Access Button
+      { id = "fpnmgdkabkmnadcjpehmlllkndpkmiak"; } # Wayback Machine
+    ];
+  };
+
   xdg.userDirs = {
     enable = true;
     createDirectories = true;
 
-    # The XDG base directories.
+    # The XDG base directories. Most of my setup with this user will be my
+    # personal computer so I'll set them like so...
     documents = "$HOME/library/documents";
     music = "$HOME/library/music";
     pictures = "$HOME/library/pictures";