{
  description = "Home Manager && NixOS configuration";

  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
    nixos-hardware.url = "github:NixOS/nixos-hardware/master";
    deploy-rs.url = "github:serokell/deploy-rs";
    pre-commit-hooks.url = "github:cachix/pre-commit-hooks.nix";
    home-manager = {
      url = "github:nix-community/home-manager";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    nvim = {
      url = "github:iofq/nvim.nix";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    tfa = {
      url = "github:iofq/2fa";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    ethereum-nix = {
      url = "git+file:///home/e/dev/ethereum.nix/";
      inputs.nixpkgs.follows = "nixpkgs";
      inputs.foundry-nix.url = "github:shazow/foundry.nix";
    };
    microvm = {
      url = "github:astro/microvm.nix";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };
  outputs = { self, nixpkgs, home-manager, nixos-hardware, nvim, ethereum-nix, deploy-rs, ... } @inputs:
  let
    attrs = {
      username = "e";
    };
    system = "x86_64-linux";
    pkgs = import nixpkgs {
      inherit system;
      config.allowUnfree = true;
      overlays = [
        (final: prev: {
          inherit (inputs.nvim.packages.${final.system}) full;
          inherit (inputs.tfa.packages.${final.system}) twofa;
        })
      ];
    };
  in {
    nixosConfigurations = (
      import ./nixos { inherit inputs pkgs attrs system ethereum-nix; }
      );
      homeConfigurations = (
        import ./home-manager { inherit inputs pkgs attrs; }
        );
        deploy.nodes = {
          htz = {
            hostname = "htz";
            sshUser = "root";
            remoteBuild = true;
            profiles.system = {
              user = "root";
              path = deploy-rs.lib.${system}.activate.nixos self.nixosConfigurations.htz;
            };
          };
          racknerd = {
            hostname = "racknerd";
            sshUser = "e";
            remoteBuild = true;
            profiles.system = {
              user = "root";
              path = deploy-rs.lib.${system}.activate.nixos self.nixosConfigurations.rknrd;
            };
          };
        };
        checks = {
          pre-commit-check = inputs.pre-commit-hooks.lib.${system}.run {
            src = ./.;
            hooks = {
              typos.enable = true;
              alejandra.enable = true;
              deadnix.enable = true;
              statix.enable = true;
            };
          };
        };
        devShells.${system}.default = pkgs.mkShell {
          buildInputs = [
            pkgs.nix
            pkgs.home-manager
            pkgs.git
            deploy-rs.packages.${system}.deploy-rs
          ];
        };
      };
    }