✨ (modules/flake) implement recursively loaded libraries

flake.nix

@@ -16,7 +16,7 @@
     };
   };
 
-  outputs = inputs@{ flake-parts, ... }:
+  outputs = { flake-parts, ... }@inputs:
     flake-parts.lib.mkFlake { inherit inputs; } {
       debug = true;
 

lib/module/default.nix

@@ -0,0 +1,16 @@
+{
+  lib,
+  ...
+}:
+{
+  ## Create a NixOS module option as a one-liner.
+  ##
+  ## ```nix
+  ## lib.mkOpt nixpkgs.lib.types.str "My default" "Option description"
+  ## ```
+  ##
+  #@ Type -> Any -> String
+  mkOpt =
+    type: default: description:
+    lib.mkOption { inherit type default description; };
+}

modules/flake/arguments.nix

@@ -1,13 +1,44 @@
 {
+  lib,
   inputs,
   config,
   ...
 }:
+let
+  # Recursive function to load all `default.nix` files and merge them into a single attr. set
+  loadLibs = directory:
+    builtins.foldl' (acc: name:
+      let
+        path = "${directory}/${name}";
+        isDir = (builtins.getAttr name (builtins.readDir directory)) == "directory";
+      in
+        if isDir then
+          lib.mergeAttrs acc (loadLibs path)
+        else if name == "default.nix" then
+          lib.mergeAttrs acc (import path { inherit lib; })
+        else
+          acc
+    ) {} (builtins.attrNames (builtins.readDir directory));
+in
 {
   # Overwrite and add new arguments to all flake modules.
   _module.args = {
     namespace = config.flake.namespace;
 
+    ## Recursive loading of libraries, similar to snowfall lib.
+    ## Logical flow: read files => merge all file outputs to single attr. set
+    ## The directory in question is flake-root => lib
+    ## The directory structure is:
+    ## lib/
+    ##   => libname
+    ##     => default.nix
+    ##   => libname2
+    ##     => default.nix
+    ##
+    ## The structure of multiple libs is simply for organization and the attrs. of all default.nix files should still be merged
+    ## into a single set.
+    puzzlelib = loadLibs ../../lib;
+
     # Initialize nixpkgs instance with custom overlays.
     pkgs = import inputs.nixpkgs {
       overlays = [

systems/x86_64-nixos/puzzlevision/default.nix

@@ -7,6 +7,13 @@
     ./hardware.nix
   ];
 
+  virtualisation.vmVariant = {
+    virtualisation = {
+      cores = 6;
+      memorySize = 2048;
+    };
+  };
+
   # Todo: pass a set of users to enable from within easy-hosts and automatically map the corresponding home-manager configurations
   # ${namespace} = {
   #   mainUser = "jo";
@@ -18,7 +25,7 @@
 
   # Enable Plasma6
   services.xserver.enable = true;
-  services.displayManager.sddm.wayland.enable = true;
+  services.displayManager.sddm.enable = true;
   services.desktopManager.plasma6.enable = true;
 
   environment.systemPackages = with pkgs; [