Migrate to Snowfall (#1)

Reviewed-on: #1
Co-authored-by: Evan Reichard <evan@reichard.io>
Co-committed-by: Evan Reichard <evan@reichard.io>

systems/x86_64-linux/lin-va-thinkpad/default.nix

@@ -0,0 +1,55 @@
+{ namespace, lib, ... }:
+let
+  inherit (lib.${namespace}) enabled;
+in
+{
+  system.stateVersion = "24.11";
+  time.timeZone = "America/New_York";
+  hardware.enableRedistributableFirmware = true;
+
+  # System Config
+  reichard = {
+    nix = enabled;
+
+    system = {
+      boot = {
+        enable = true;
+        silentBoot = true;
+      };
+      disk = {
+        enable = true;
+        diskPath = "/dev/nvme0n1";
+      };
+      networking = {
+        enable = true;
+        enableIWD = true;
+      };
+    };
+
+    hardware = {
+      opengl = enabled;
+    };
+
+    services = {
+      avahi = enabled;
+      ydotool = enabled;
+    };
+
+    virtualisation = {
+      podman = enabled;
+    };
+
+    programs = {
+      graphical = {
+        wms.hyprland = enabled;
+      };
+    };
+
+    security = {
+      sops = {
+        enable = true;
+        defaultSopsFile = lib.snowfall.fs.get-file "secrets/lin-va-thinkpad/default.yaml";
+      };
+    };
+  };
+}