working NUR flake

flake.lock

@@ -32,10 +32,26 @@
         "type": "github"
       }
     },
+    "nur": {
+      "locked": {
+        "lastModified": 1696831218,
+        "narHash": "sha256-UBtOKflBTUBfeFB7oYvMUzlc2uBLpZc+15JC9bPwKF4=",
+        "owner": "nix-community",
+        "repo": "NUR",
+        "rev": "be4322f9eaf6158baa87b3c08fc0a8d8805db181",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "NUR",
+        "type": "github"
+      }
+    },
     "root": {
       "inputs": {
         "home-manager": "home-manager",
-        "nixpkgs": "nixpkgs"
+        "nixpkgs": "nixpkgs",
+        "nur": "nur"
       }
     }
   },

flake.nix

@@ -3,25 +3,30 @@
 
   inputs = {
     nixpkgs.url = "github:nixos/nixpkgs/nixos-23.05";
+    nur.url = "github:nix-community/NUR";
     home-manager = {
       url = "https://github.com/nix-community/home-manager/archive/release-23.05.tar.gz";
       inputs.nixpkgs.follows = "nixpkgs";
     };
   };
 
-  outputs = { self, nixpkgs, home-manager }: {
+  outputs = { nixpkgs, home-manager, nur, ... }: {
     nixosConfigurations = {
       pim = nixpkgs.lib.nixosSystem {
         system =  "x86_64-linux";
         modules = [
-          ./configuration.nix
-          home-manager.nixosModules.home-manager {
+          { nixpkgs.overlays = [ nur.overlay ]; }
+          ({ pkgs, ... }@args: home-manager.nixosModules.home-manager {
+            inherit (args) lib pkgs config utils;
             home-manager.useGlobalPkgs = true;
             home-manager.useUserPackages = true;
             home-manager.users.pim = {
-              imports = [ ./home/home.nix ];
+              imports = [
+                ./home/home.nix
+              ];
             };
-          }
+          })
+          ./configuration.nix
         ];
       };
     };

home/firefox/addons.nix

@@ -1,6 +1,6 @@
-{nurpkgs, lib, ...}@args:
+{pkgs, lib, ...}@args:
 let
-  rycee-addons = nurpkgs.repos.rycee.firefox-addons;
+  rycee-addons = pkgs.repos.rycee.firefox-addons;
   custom-addons = import ./custom-addons.nix args;
 in
   {

home/firefox/default.nix

@@ -1,8 +1,7 @@
-{ pkgs, ...}@args:
+args:
 
 let
-  nurpkgs = import (builtins.fetchTarball {url = "https://github.com/nix-community/NUR/archive/master.tar.gz"; sha256 = "1gb3wkmyl6xbs4kval2ml48nlil39853dj62rxfrlk9i2nky2ly4"; }) { inherit pkgs; };
-  firefoxAddons = import ./addons.nix (args // {inherit nurpkgs; });
+  firefoxAddons = import ./addons.nix args;
   firefoxSettings = {
     "browser.aboutConfig.showWarning" = false;
     "browser.toolbars.bookmarks.visibility" = "always";