refactor: massively overhaul home manager module system

hm/modules/linux/programs/bulk-programs.nix

@@ -0,0 +1,88 @@
+{
+  config,
+  pkgs,
+  lib,
+  ...
+}:
+let
+  cfg = config.liminalOS.programs.bulk;
+  mkEnableOption' =
+    desc:
+    lib.mkOption {
+      type = lib.types.bool;
+      default = cfg.enable;
+      description = ''
+        Whether to enable ${desc}.
+      '';
+    };
+in
+{
+  options.liminalOS.programs.bulk = {
+    enable = lib.mkOption {
+      type = lib.types.bool;
+      default = config.liminalOS.programs.enable;
+      description = ''
+        Whether to enable installation of various useful programs in the system.
+      '';
+    };
+    archiveTools.enable = mkEnableOption' "archive tools";
+    instantMessaging.enable = mkEnableOption' "instant messengers";
+    nixCliTools.enable = mkEnableOption' "Nix CLI helper tools and utilities";
+    desktopApps.enable = mkEnableOption' "desktop applications like mail and file explorer";
+    misc.enable = mkEnableOption' "assorted uncategorized utilities";
+  };
+
+  config = lib.mkIf cfg.enable {
+    home.packages =
+      lib.optionals cfg.archiveTools.enable (
+        with pkgs;
+        [
+          zip
+          xz
+          unzip
+          p7zip
+        ]
+      )
+      ++ lib.optionals cfg.nixCliTools.enable (
+        with pkgs;
+        [
+          nurl
+          nix-output-monitor
+        ]
+      )
+      ++ lib.optionals cfg.misc.enable (
+        with pkgs;
+        [
+          ffmpeg
+
+          pciutils # lspci
+          usbutils # lsusb
+
+          ani-cli
+          manga-tui
+
+          hledger
+        ]
+      )
+      ++ lib.optionals cfg.instantMessaging.enable (
+        with pkgs;
+        [
+          vesktop
+          signal-desktop
+          iamb
+        ]
+        ++ lib.optionals cfg.desktopApps.enable (
+          with pkgs;
+          [
+            thunderbird
+            xfce.thunar
+          ]
+          ++ lib.optionals pkgs.stdenv.targetPlatform.isx86_64 [
+            bitwarden-desktop
+            sbctl
+          ]
+          ++ lib.optionals pkgs.stdenv.targetPlatform.isAarch64 [ ]
+        )
+      );
+  };
+}