Fix just build-iso command

flake.lock

@@ -265,42 +265,6 @@
         "type": "github"
       }
     },
-    "nixlib": {
-      "locked": {
-        "lastModified": 1725152544,
-        "narHash": "sha256-Tm344cnFM9f2YZsgWtJduvhIrvLr3Bi8J4Xc+UZDKYE=",
-        "owner": "nix-community",
-        "repo": "nixpkgs.lib",
-        "rev": "7f0b9e4fbd91826cb9ce6babbc11c87903191051",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nix-community",
-        "repo": "nixpkgs.lib",
-        "type": "github"
-      }
-    },
-    "nixos-generators": {
-      "inputs": {
-        "nixlib": "nixlib",
-        "nixpkgs": [
-          "nixpkgs"
-        ]
-      },
-      "locked": {
-        "lastModified": 1725497951,
-        "narHash": "sha256-fayKyVs/9FQdYH+3SCOkQM1GCsEPPVE+lSiVGlYQ7i0=",
-        "owner": "nix-community",
-        "repo": "nixos-generators",
-        "rev": "15a07ebf4a041bf232026263f1f96f2af390f3bc",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nix-community",
-        "repo": "nixos-generators",
-        "type": "github"
-      }
-    },
     "nixpkgs": {
       "locked": {
         "lastModified": 1725432240,
@@ -374,7 +338,6 @@
         "nextcloud-twofactor-totp": "nextcloud-twofactor-totp",
         "nix-index-database": "nix-index-database",
         "nix-vscode-extensions": "nix-vscode-extensions",
-        "nixos-generators": "nixos-generators",
         "nixpkgs": "nixpkgs",
         "nixpkgs-stable": "nixpkgs-stable",
         "sops-nix": "sops-nix",

flake.nix

@@ -6,11 +6,6 @@
 
     flake-parts.url = "github:hercules-ci/flake-parts";
 
-    nixos-generators = {
-      url = "github:nix-community/nixos-generators";
-      inputs.nixpkgs.follows = "nixpkgs";
-    };
-
     deploy-rs = {
       url = "github:serokell/deploy-rs";
       inputs.nixpkgs.follows = "nixpkgs";

hosts/installer/default.nix

@@ -7,7 +7,6 @@
 }:
 {
   imports = [
-    inputs.nixos-generators.nixosModules.all-formats
     "${modulesPath}/installer/cd-dvd/installation-cd-minimal.nix"
     ../common.nix
   ];

justfile

@@ -30,4 +30,4 @@ dev shell='default':
     nix develop .#{{ shell }} --command zsh
 
 build-iso:
-    nix build .#nixosConfigurations.installer.config.formats.iso -o result
+    nix run nixpkgs#nixos-generators -- --format iso --flake .#installer -o result