{
  description = "Epesooj webring and machine.";

  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
    flake-parts.url = "github:hercules-ci/flake-parts";

    disko = {
      url = "github:nix-community/disko";
      inputs.nixpkgs.follows = "nixpkgs";
    };

    nil = {
      url = "github:oxalica/nil";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };

  outputs = inputs@{ flake-parts, nil, ... }:
    flake-parts.lib.mkFlake { inherit inputs; } ({ config, getSystem, ... }: {
      systems = [ "x86_64-linux" ];

      imports = [
        ./host_config
      ];

      flake =
        let
          codeServerModules = [
            config.flake.nixosModules.code-server
            {
              networking.hostName = "epesooj-code-0001";
            }
          ];
        in
        {
          nixosConfigurations = {
            code = inputs.nixpkgs.lib.nixosSystem {
              system = "x86_64-linux";
              modules = codeServerModules;
            };
          };

          colmena = {
            meta.nixpkgs = import inputs.nixpkgs {
              system = "x86_64-linux";
            };

            code = {
              deployment = {
                targetHost = "epesooj-code-0001"; # Requires an SSH config with information for this host.
              };

              imports = codeServerModules;
            };
          };
        };

      perSystem = { system, pkgs, ... }: {
        devShells = {
          default = pkgs.mkShell {
            packages = with pkgs; [
              just
              deno

              colmena

              # Both of these used with VSCode.
              nixpkgs-fmt
              nil.packages.${system}.default
            ];
          };
        };
      };
    });
}