added hetzner profile, ssh for luks unlocking, and neededForBoot for state

shared/platforms/hetzner.nix

@@ -0,0 +1,75 @@
+{ config, lib, modulesPath, ... }:
+
+with lib;
+
+let
+  cfg = config.mine.platforms.hetzner;
+
+  mkIfOption = name: attrset: lib.optionalAttrs (
+    builtins.hasAttr name config.mine
+  ) attrset;
+in {
+  options.mine.platforms.hetzner= {
+    enable = mkOption {
+      type = types.bool;
+      default = true;
+    };
+    
+    network = {
+      address = mkOption {
+        type = types.listOf types.str;
+        example = "[\"55.72.39.76/32\"";
+      };
+    };
+  };
+
+  imports = [
+    (modulesPath + "/profiles/qemu-guest.nix")
+  ];
+
+  config = mkIf cfg.enable ({
+    boot = {
+      loader = {
+        grub.enable = true;
+        grub.device = "/dev/sda";
+      };
+  
+      initrd = {
+        availableKernelModules = [ "ahci" "xhci_pci" "virtio_pci" "sd_mod" "sr_mod" ];
+      };
+    };
+
+    networking.useDHCP = false;
+    systemd.network = {
+      enable = true;
+
+      networks.hetzner = {
+        name = "enp1s0";
+
+        address = cfg.network.address;
+
+        gateway = [
+          "fe80::1"
+          "172.31.1.1"
+        ];
+
+        routes = [
+          {routeConfig = {Destination = "172.31.1.1";};}
+          {routeConfig = {Destination = "fe80::1";};}
+        ];
+        
+      };
+    };
+
+    # ssh on boot
+    mine.ssh-on-boot.network = let
+      netmaskAddressList = (lib.take 3 (lib.splitString "." "135.181.98.1")) ++ ["255"];
+      netmaskAddress = lib.concatStringsSep "." netmaskAddressList;
+    in {
+      address = lib.mkDefault (lib.elemAt cfg.network.address 0);
+      gateway = lib.mkDefault "172.31.1.1";
+      netmask = lib.mkDefault netmaskAddress;
+      interface = lib.mkDefault "enp1s0";
+    };
+  });
+}