feat(handy): package Handy for Nix

hosts/marpa/configuration.nix

@@ -46,11 +46,14 @@
 
   mySystem = {
     boot = {
+      plymouth.enable = true;
+      kernel = {
+        cpuVendor = "amd";
+        v4l2loopback.enable = true;
         extraModprobeConfig = ''
           options snd_usb_audio vid=0x1235 pid=0x8212 device_setup=1
         '';
-      plymouth.enable = true;
-      kernel.cpuVendor = "amd";
+      };
       systemd-boot = true;
     };
     desktop = {
@@ -103,13 +106,13 @@
     programs.steam.enable = true;
     services = {
       fwupd.enable = true;
+      languagetool.enable = true;
       printing.enable = true;
       ssh.enable = true;
       sunshine = {
         enable = true;
         autostart = true;
       };
-      languagetool.enable = true;
     };
     users = {
       root.disablePassword = true;

packages/handy.nix

@@ -0,0 +1,23 @@
+{
+  appimageTools,
+  fetchurl,
+  lib,
+}: let
+  name = "Handy";
+  pname = lib.strings.toLower name;
+  version = "0.7.6";
+  src = fetchurl {
+    url = "https://github.com/cjpais/${name}/releases/download/v${version}/${name}_${version}_amd64.AppImage";
+    hash = "sha256-UZNt3lfKo6dBRWK1YD03HmcZsx/Zu2J3eD5VdTw+poU=";
+  };
+  appimageContent = appimageTools.extractType2 {inherit pname version src;};
+in
+  appimageTools.wrapType2 {
+    inherit pname version src;
+    extraPkgs = pkgs: [pkgs.wtype];
+    extraInstallCommands = ''
+      install -m 444 -D ${appimageContent}/${name}.desktop $out/share/applications/${name}.desktop
+      install -m 444 -D ${appimageContent}/${name}.png $out/share/icons/hicolor/256x256/apps/${name}.png
+      install -m 444 -D ${appimageContent}/${pname}.png $out/share/icons/hicolor/256x256/apps/${pname}.png
+    '';
+  }

system/boot/boot.nix

@@ -8,13 +8,6 @@ with lib; let
   cfg = config.mySystem.boot;
 in {
   options.mySystem.boot = {
-    extraModprobeConfig = mkOption {
-      type = types.lines;
-      default = "";
-      example = ''
-        options snd_usb_audio vid=0x1235 pid=0x8212 device_setup=1
-      '';
-    };
     kernel = {
       package = mkOption {
         type = types.raw;
@@ -29,12 +22,15 @@ in {
         type = types.enum ["intel" "amd"];
         default = "amd";
       };
-      v4l2loopback = mkOption {
-        description = "Enables v4l2loopback";
-        type = types.bool;
-        default = true;
-      };
+      v4l2loopback.enable = mkEnableOption "Enables v4l2loopback kernel module";
       hardened = mkEnableOption "Enables hardened Linux kernel";
+      extraModprobeConfig = mkOption {
+        type = types.lines;
+        default = "";
+        example = ''
+          options snd_usb_audio vid=0x1235 pid=0x8212 device_setup=1
+        '';
+      };
     };
     systemd-boot = mkOption {
       type = types.bool;
@@ -64,6 +60,10 @@ in {
       then "amdgpu"
       else "i915"
     );
+    extraModprobeConfig =
+      strings.concatLines
+      ([cfg.kernel.extraModprobeConfig]
+        ++ lists.optional cfg.kernel.v4l2loopback.enable ''options v4l2loopback exclusive_caps=1 devices=1 video_nr=0 card_label="OBS Studio"'');
     loader = {
       systemd-boot.enable = cfg.systemd-boot;
       efi.canTouchEfiVariables = cfg.systemd-boot;
@@ -80,7 +80,6 @@ in {
     kernelModules =
       cfg.kernel.modules
       ++ ["kvm-${cfg.kernel.cpuVendor}"]
-      ++ lists.optional cfg.kernel.v4l2loopback "v4l2loopback"
       ++ lists.optional cfg.kernel.hardened "tcp_bbr";
     kernel.sysctl = mkIf cfg.kernel.hardened {
       "kernel.sysrq" = 0; # Disable magic SysRq key

users/modules/cli/btop.nix

@@ -1,10 +1,20 @@
-{pkgs, ...}: {
+{
+  pkgs,
+  config,
+  ...
+}: let
+  inherit (config.home) gpuType;
+in {
   programs.btop = {
     enable = true;
-    package = pkgs.btop.override {
-      rocmSupport = true;
-      cudaSupport = true;
-    };
+    package =
+      if gpuType != null
+      then
+        pkgs.btop.override {
+          rocmSupport = gpuType == "amd";
+          cudaSupport = gpuType == "nvidia";
+        }
+      else pkgs.btop;
     settings = {
       color_theme = "${pkgs.btop}/share/btop/themes/nord.theme";
       cpu_bottom = false;

users/modules/cli/scripts/mp42webm.nix

@@ -1,3 +1,3 @@
 {pkgs, ...}:
 pkgs.writeShellScriptBin "mp42webm" ''
-  ${pkgs.ffmpeg}/bin/ffmpeg -i "$1" -c:v libvpx -crf 10 -b:v 1M -c:a libvorbis "$1".webm''
+  ${pkgs.ffmpeg}/bin/ffmpeg -i "$1" -c:v libvpx -crf 10 -b:v 1M -c:a -hwaccel=auto libvorbis "$1".webm''

users/modules/default.nix

@@ -17,7 +17,14 @@ in {
     ./shell
   ];
 
-  options.home.fullDesktop = mkEnableOption "Enable most modules";
+  options.home = {
+    fullDesktop = mkEnableOption "Enable most modules";
+    gpuType = mkOption {
+      type = types.nullOr (types.enum ["nvidia" "amd" "intel"]);
+      default = null;
+      example = "amd";
+    };
+  };
   config.home = {
     cli.fullDesktop = mkDefault cfg.fullDesktop;
     desktop.fullDesktop = mkDefault cfg.fullDesktop;

users/modules/desktop/caelestia.nix

@@ -52,6 +52,7 @@ in {
           wallpapers = true;
         };
       };
+      osd.enableMicrophone = true;
       bar = {
         status = {
           showAudio = true;
@@ -59,7 +60,9 @@ in {
         };
         tray.compact = true;
       };
-      services.gpuType = "amd";
+      services = mkIf (config.home.gpuType != null) {
+        inherit (config.home) gpuType;
+      };
       session.commands = {
         logout = ["uwsm" "stop"];
         shutdown = ["systemctl" "poweroff"];

users/modules/desktop/hyprland.nix

@@ -172,6 +172,8 @@ in {
         bind = SUPER_SHIFT, minus, movetoworkspace, 8
         bind = SUPER_SHIFT, slash, movetoworkspace, 9
         bind = SUPER_SHIFT, asterisk, movetoworkspace, 10
+
+        env = XCURSOR_SIZE,12
       '';
     };
   };

users/modules/dev/ai/default.nix

@@ -8,15 +8,15 @@ with lib; let
   cfg = config.home.dev.ai;
 in {
   imports = [
-    ./ollama.nix
     ./claude.nix
+    ./ollama.nix
   ];
 
   options.home.dev.ai.enable = mkEnableOption "Enables AI features";
   config.home = mkIf cfg.enable {
     dev.ai = {
-      ollama.enable = mkDefault cfg.enable;
       claude.enable = mkDefault cfg.enable;
+      ollama.enable = mkDefault cfg.enable;
     };
     packages = [pkgs.lmstudio];
   };

users/modules/media/mpv.nix

@@ -15,7 +15,7 @@ in {
       force-seekable = true; # force streams to be seekable
       slang = "jpn,jp,eng,en,fra,fr";
       alang = "eng,en,fra,fr";
-      gpu-api = "vulkan";
+      gpu-api = "auto";
       osc = true;
       profile = "gpu-hq";
       # geometry = "50%x50%";

users/phundrak/home.nix

@@ -63,7 +63,13 @@
         LSP_USE_PLISTS = "true";
         OPENAI_API_URL = "http://localhost:1234/";
       };
-      desktop.caelestia.enable = true;
+      desktop = {
+        caelestia.enable = true;
+        spotify = {
+          enable = true;
+          spicetify.enable = false;
+        };
+      };
       dev = {
         ai.claude.enable = true;
         editors.emacs.package = emacsPackage;

users/phundrak/host/gampo.nix

@@ -5,4 +5,5 @@
     desktop.hyprland.host = "gampo";
     phundrak.sshKey.content = builtins.readFile ../keys/id_gampo.pub;
   };
+  programs.caelestia.settings.bar.persistent = false;
 }

users/phundrak/host/marpa.nix

@@ -1,6 +1,7 @@
 {config, ...}: {
   imports = [../home.nix];
   home = {
+    gpuType = "amd";
     cli.nh.flake = "${config.home.homeDirectory}/.dotfiles";
     dev.ai = {
       enable = true;
@@ -9,4 +10,8 @@
     desktop.hyprland.host = "marpa";
     phundrak.sshKey.content = builtins.readFile ../keys/id_marpa.pub;
   };
+  programs.caelestia.settings.bar = {
+    showBattery = false;
+    showWifi = false;
+  };
 }

users/phundrak/packages.nix

@@ -6,6 +6,9 @@
 }:
 with lib; let
   inherit (pkgs.stdenv.hostPlatform) system;
+  handy = pkgs.callPackage ../../packages/handy.nix {};
+  pumo-system-info = inputs.pumo-system-info.packages.${system}.default;
+  zen = inputs.zen-browser.packages.${system}.default;
 in {
   programs.bun.enable = true;
   home.packages = with pkgs; [
@@ -40,14 +43,15 @@ in {
     # Misc
     bitwarden-desktop
     gplates
+    handy
     libnotify
     nextcloud-client
     onlyoffice-desktopeditors
+    pumo-system-info
     scrcpy
     syncthing
     watchmate
-    inputs.zen-browser.packages.${system}.default
-    inputs.pumo-system-info.packages.${system}.default
+    zen
 
     # Games
     atlauncher

users/phundrak/wlr-which-key/default.nix

@@ -57,6 +57,11 @@
             desc = "Gimp";
             cmd = "${pkgs.gimp}/bin/gimp";
           }
+          {
+            key = "h";
+            desc = "Handy";
+            cmd = "pkill -USR2 -n handy";
+          }
           {
             key = "n";
             desc = "Nemo";