new nixos dotfile layout

Signed-off-by: Michał Czyż <mike@c2yz.com>

hosts/modules/configuration.nix

@@ -0,0 +1,66 @@
+{ hostname, inputs, ... }:
+{
+  time.timeZone = "Europe/Warsaw";
+  i18n.defaultLocale = "en_US.UTF-8";
+
+  hardware.graphics = {
+    enable = true;
+    enable32Bit = true;
+  };
+
+  services = {
+    logind = {
+      lidSwitch = "ignore";
+      lidSwitchExternalPower = if hostname == "server" then "ignore" else "suspend-then-hibernate";
+    };
+  };
+
+  system = {
+    stateVersion = "24.05";
+    switch = {
+      enable = false;
+      enableNg = true;
+    };
+  };
+
+  nixpkgs = { config = { allowUnfree = true; }; };
+
+  documentation = {
+    enable = false;
+    doc.enable = false;
+    man.enable = false;
+    dev.enable = false;
+    info.enable = false;
+    nixos.enable = false;
+  };
+
+  nix = {
+    daemonCPUSchedPolicy = "batch";
+    channel.enable = false;
+    nixPath = [ "nixpkgs=${inputs.nixpkgs}" ];
+
+    optimise = {
+      automatic = true;
+      dates = [ "daily" ];
+    };
+
+    settings = {
+      auto-optimise-store = true;
+      experimental-features = [ "nix-command" "flakes" ];
+
+      substituters = [
+        "https://cache.nixos.org"
+        "https://hyprland.cachix.org"
+        "https://nix-community.cachix.org"
+        "https://cuda-maintainers.cachix.org"
+      ];
+
+      trusted-public-keys = [
+        "cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY="
+        "hyprland.cachix.org-1:a7pgxzMz7+chwVL3/pzj6jIBMioiJM7ypFP8PwtkuGc="
+        "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
+        "cuda-maintainers.cachix.org-1:0dq3bujKpuEPMCX6U4WylrUDZ9JyUG0VpVZa7CNfq5E="
+      ];
+    };
+  };
+}