{
  description = "Nixos config flake";

  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
    
    home-manager.url = "github:nix-community/home-manager";
    home-manager.inputs.nixpkgs.follows = "nixpkgs";

    sops-nix.url = "github:Mic92/sops-nix";
    sops-nix.inputs.nixpkgs.follows = "nixpkgs";

    firefox-addons.url = "gitlab:rycee/nur-expressions?dir=pkgs/firefox-addons";
    firefox-addons.inputs.nixpkgs.follows = "nixpkgs";
  };

  outputs = { self, nixpkgs, firefox-addons, home-manager, sops-nix, ... }@inputs: {
    nixosConfigurations = {
      desk = nixpkgs.lib.nixosSystem {
        system = "x86_64-linux";
        specialArgs = { 
          inherit inputs; 
          firefox-addons = firefox-addons.packages.x86_64-linux;
        };
        modules = [
          ./hosts/desk
        ];
      };
      vm_ollama = nixpkgs.lib.nixosSystem {
        system = "x86_64-linux";
        specialArgs = { 
          inherit inputs; 
        };
        modules = [
          ./hosts/vm_ollama
        ];
      };
      vps_fz = nixpkgs.lib.nixosSystem {
        system = "x86_64-linux";
        specialArgs = {
          inherit inputs;
        };
        modules = [
          ./hosts/vps_fz
        ];
      };
      # wip
      lap = nixpkgs.lib.nixosSystem {
        system = "x86_64-linux";
        specialArgs = { 
          inherit inputs; 
          firefox-addons = firefox-addons.packages.x86_64-linux;
        };
        modules = [
          ./hosts/laptop
        ];
      };
      # wip
      htpc = nixpkgs.lib.nixosSystem {
        system = "x86_64-linux";
        specialArgs = { 
          inherit inputs; 
          firefox-addons = firefox-addons.packages.x86_64-linux;
        };
        modules = [
          ./hosts/htpc
        ];
      };
    };
  };
}