inital support for sops + fomating

hosts/fred/default.nix

@@ -1,5 +1,13 @@
-{ inputs, outputs, lib, config, pkgs, ... }: {
+{
+  inputs,
+  outputs,
+  lib,
+  config,
+  pkgs,
+  ...
+}: {
   imports = [
+    inputs.sops-nix.nixosModules.sops
     ./hardware-configuration.nix
     ../server
     ./docker.nix
@@ -9,9 +17,9 @@
   networking.hostName = "fred";
   variables.address = "100.72.236.170";
   boot = {
-    binfmt.emulatedSystems = [ "aarch64-linux" ];
+    binfmt.emulatedSystems = ["aarch64-linux"];
     loader = {
-      systemd-boot = { enable = true; };
+      systemd-boot = {enable = true;};
       efi = {
         canTouchEfiVariables = true;
         efiSysMountPoint = "/boot";