Big readme update and more

Updated readme with tons of information.
Made kazuki a hercules agent.
Fixed secrets ownerships.
Started working on a custom installer iso.
Changed helix theme.

hosts/legion/default.nix

@@ -9,6 +9,7 @@ in {
     imports = [
       ./hardware.nix
       # ./disks.nix
+      ./initrd.nix
     ];
 
     nixpkgs.system = "x86_64-linux";

hosts/legion/initrd.nix

@@ -0,0 +1,14 @@
+{
+  config,
+  username,
+  ...
+}: {
+  boot.initrd = {
+    availableKernelModules = ["ath10k_pci" "r8169"];
+    network.enable = true;
+    network.ssh = {
+      enable = true;
+      authorizedKeys = config.users.users.${username}.openssh.authorizedKeys.keys;
+    };
+  };
+}