feat(shells): Add Nix devShell

flake.nix

@@ -19,6 +19,10 @@
       outputs-builder = channels: {
         formatter = channels.nixpkgs.nixfmt-rfc-style;
       };
+
+      alias = {
+        shells.default = "nix";
+      };
     };
 
   inputs = {

homes/x86_64-linux/marley@nyx/default.nix

@@ -1,6 +1,5 @@
 {
   lib,
-  pkgs,
   ...
 }:
 let
@@ -11,14 +10,6 @@ in
 
   targets.genericLinux = enabled;
 
-  # TODO: Move this to a dev shell
-  home.packages = with pkgs; [
-    nixfmt-rfc-style
-    nil
-    statix
-    manix
-  ];
-
   marleyos = {
     isDesktop = true;
 

shells/nix/default.nix

@@ -0,0 +1,9 @@
+{ mkShell, pkgs, ... }:
+mkShell {
+  packages = with pkgs; [
+    nixfmt-rfc-style
+    nil
+    statix
+    manix
+  ];
+}