Big refactor (#1)

Reviewed-on: https://gitea.mrdev023.fr/florian.richer/nixos/pulls/1
Co-authored-by: Florian RICHER <florian.richer@protonmail.com>
Co-committed-by: Florian RICHER <florian.richer@protonmail.com>

hosts/nixos-test/configuration.nix

@@ -0,0 +1,58 @@
+# Edit this configuration file to define what should be installed on
+# your system.  Help is available in the configuration.nix(5) man page
+# and in the NixOS manual (accessible by running ‘nixos-help’).
+
+{ config, pkgs, ... }:
+
+{
+  imports =
+    [
+      ../../modules/system
+
+      # Include the results of the hardware scan.
+      ./hardware-configuration.nix
+    ];
+
+  # Bootloader.
+  boot.loader = {
+    grub = {
+      enable = true;
+      device = "/dev/vda";
+      efiSupport = false;
+      useOSProber = true;
+    };
+  };
+
+  networking.hostName = "nixos-vm"; # Define your hostname.
+  users.users.florian.initialPassword = "test";
+
+  # Configure for testing in vm
+  virtualisation.vmVariant = {
+    # following configuration is added only when building VM with build-vm
+    virtualisation = {
+      memorySize = 8192; # Use 8192MiB memory.
+      cores = 8;         
+    };
+  };
+
+  modules.system = {
+    desktop = {
+      plasma.enable = true;
+    };
+
+    server = {
+      docker.enable = true;
+      openssh.enable = true;
+    };
+
+    hardware = {
+      bluetooth.enable = true;
+      gamingKernel.enable = true;
+      keymaps.layout = "us";
+      pipewire.enable = true;
+      plymouth.enable = true;
+      printing.enable = true;
+      waydroid.enable = true;
+    };
+  };
+}