tadpole: Add host tadpole

hosts/tadpole/configuration.nix

@@ -0,0 +1,63 @@
+{ config, lib, pkgs, ... }:
+
+{
+  imports =
+    [
+      ../../config-manager/default.nix
+      ./hardware-configuration.nix
+    ];
+
+  nix.settings.experimental-features = [ "nix-command" "flakes" ];
+
+  nixpkgs.config.allowUnfree = true;
+
+  boot = {
+    loader = {
+      grub = {
+        enable = true;
+        device = "/dev/sda";
+      };
+    };
+  };
+
+  networking.hostName = "tadpole"; # Define your hostname.
+  
+  time.timeZone = "Europe/Stockholm";
+
+  users.users.alex = {
+    isNormalUser = true;
+    extraGroups = [ "wheel" ];
+    packages = [];
+  };
+
+  environment.systemPackages = with pkgs; [
+    vim
+  ];
+
+  services.openssh.enable = true;
+
+  config-manager = {
+    flakePath = "/home/alex/config";
+  };
+
+  # This option defines the first version of NixOS you have installed on this particular machine,
+  # and is used to maintain compatibility with application data (e.g. databases) created on older NixOS versions.
+  #
+  # Most users should NEVER change this value after the initial install, for any reason,
+  # even if you've upgraded your system to a new NixOS release.
+  #
+  # This value does NOT affect the Nixpkgs version your packages and OS are pulled from,
+  # so changing it will NOT upgrade your system - see https://nixos.org/manual/nixos/stable/#sec-upgrading for how
+  # to actually do that.
+  #
+  # This value being lower than the current NixOS release does NOT mean your system is
+  # out of date, out of support, or vulnerable.
+  #
+  # Do NOT change this value unless you have manually inspected all the changes it would make to your configuration,
+  # and migrated your data accordingly.
+  #
+  # For more information, see `man configuration.nix` or https://nixos.org/manual/nixos/stable/options#opt-system.stateVersion .
+  system.stateVersion = "24.05"; # Did you read the comment?
+
+}
+