Fixes to make it build.

flake.nix

@@ -4,7 +4,7 @@
   inputs = {
     nixpkgs.url = "github:NixOS/nixpkgs/nixos-24.05";
     home-manager = {
-      url = "github:nix-community/home-manager";
+      url = "github:nix-community/home-manager/release-24.05";
       inputs.nixpkgs.follows = "nixpkgs";
     };
   };
@@ -12,7 +12,8 @@
   outputs = { self, nixpkgs, home-manager }:
     let
       username = "ppetru";
-      system = "x64_64-linux";
+      homeDirectory = "/home/${username}";
+      system = "x86_64-linux";
       stateVersion = "24.05";
 
       pkgs = import nixpkgs {
@@ -23,9 +24,6 @@
         };
       };
 
-      homeDirPrefix = if pkgs.stdenv.hostPlatform.isDarwin then "/Users" else "/home";
-      homeDirectory = "/${homeDirPrefix}/${username}";
-
       home = (import ./home.nix {
         inherit homeDirectory pkgs stateVersion system username;
       });