{
  description = "Server Configuration for WireGuard provider";

  inputs = {
    nixpkgs.url = "nixpkgs/nixos-25.05";
    nixpkgs-unstable.url = "github:NixOS/nixpkgs/nixos-unstable";

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

  };

  outputs = { self, nixpkgs, nixpkgs-unstable, sops-nix, }@attrs: {
    nixosConfigurations = {
      "tunnels" = nixpkgs.lib.nixosSystem {
        system = "x86_64-linux";
        specialArgs = attrs;
        modules = [
          (import ./config/maa1-ops/configuration.nix)
          sops-nix.nixosModules.sops
        ];
      };
    };
  };
}