chore: organise modules

Organise modules in a significantly better way with categories.

modules/applications/darwin.nix

@@ -0,0 +1,54 @@
+{ config, lib, pkgs, ... }:
+
+{
+  imports = [ ./default.nix ];
+
+  # dock
+  system.defaults.dock.persistent-apps = [
+    "/Applications/Firefox.app"
+    "/Applications/Ghostty.app"
+    "/Applications/Nix Apps/Spotify.app"
+    "/Applications/Infuse.app"
+    "/System/Applications/Messages.app"
+
+    "/Applications/Nix Apps/UTM.app"
+
+    "/System/Applications/Mail.app"
+    "/Applications/Nix Apps/Obsidian.app"
+    "/Applications/Nix Apps/KeePassXC.app"
+
+    "/Applications/OBS.app"
+    "/Applications/Nix Apps/Audacity.app"
+    "/Applications/Nix Apps/GNU Image Manipulation Program.app"
+    "/Applications/Krita.app"
+    "/Applications/Blender.app"
+    "/Applications/OpenUTAU.app"
+ ];
+
+  # homebrew pkgs
+  homebrew = {
+    enable = true;
+    onActivation.cleanup = "zap";
+    casks = [
+      "firefox"
+      "ghostty"
+      "krita"
+      "blender"
+      "obs"
+
+      "the-unarchiver"
+      "battery"
+      "linearmouse"
+      "alt-tab"
+      "easy-move+resize"
+      "lulu"
+      "rectangle"
+    ];
+    masApps = {
+      "Infuse" = 1136220934;
+    };
+  };
+
+  # hotkey daemon
+  services.skhd.enable = true;
+}

modules/applications/default.nix

@@ -0,0 +1,23 @@
+{ config, lib, pkgs, ... }:
+
+{
+  environment.systemPackages = with pkgs; [
+    spotify
+    gimp
+    audacity
+    obsidian
+    keepassxc
+    ani-cli
+  ] ++ lib.optionals pkgs.stdenv.isLinux (with pkgs; [  
+    mpv
+    ghostty
+    thunderbird
+    krita
+    openutau
+    obs-studio
+    blender
+  ]) ++ lib.optionals pkgs.stdenv.isDarwin (with pkgs; [
+    iina
+    utm
+  ]);
+}