feat: start migrating steveej-t14 and sj-vps-htz-0 to sops

nix/os/devices/sj-vps-htz0/system.nix

@@ -0,0 +1,102 @@
+{
+  pkgs,
+  lib,
+  config,
+  repoFlake,
+  ...
+}: {
+  networking.firewall.enable = true;
+  networking.firewall.allowedTCPPorts = [
+    # iperf3
+    5201
+  ];
+  networking.firewall.logRefusedConnections = false;
+
+  networking.usePredictableInterfaceNames = false;
+
+  networking.dhcpcd.enable = false;
+
+  networking.interfaces.eth0 = {
+    mtu = 1400;
+    useDHCP = false;
+    ipv4.addresses = [
+      {
+        "address" = "167.233.1.14";
+        "prefixLength" = 29;
+      }
+    ];
+    ipv6.addresses = [];
+  };
+
+  networking.defaultGateway = {
+    address = "167.233.1.9";
+    interface = "eth0";
+  };
+
+  networking.defaultGateway6 = {
+    address = "fe80::1";
+    interface = "eth0";
+  };
+
+  networking.nameservers = ["1.1.1.1"];
+
+  networking.nat = {
+    enable = true;
+    internalInterfaces = ["ve-+"];
+    externalInterface = "eth0";
+  };
+
+  # Kubernetes
+  # services.kubernetes.roles = ["master" "node"];
+
+  # virtualization
+  virtualisation = {docker.enable = true;};
+
+  services.spice-vdagentd.enable = true;
+  services.qemuGuest.enable = true;
+
+  nix.gc = {automatic = true;};
+
+  containers = {
+    mailserver = import ../../containers/mailserver.nix {
+      inherit repoFlake;
+
+      autoStart = true;
+
+      hostAddress = "192.168.100.10";
+      localAddress = "192.168.100.11";
+
+      imapsPort = 993;
+      sievePort = 4190;
+    };
+
+    webserver =
+      import ../../containers/webserver.nix
+      {
+        autoStart = true;
+
+        hostAddress = "192.168.100.12";
+        localAddress = "192.168.100.13";
+
+        httpPort = 80;
+        httpsPort = 443;
+      };
+
+    syncthing = import ../../containers/syncthing.nix {
+      autoStart = true;
+
+      hostAddress = "192.168.100.14";
+      localAddress = "192.168.100.15";
+
+      syncthingPort = 22000;
+    };
+  };
+
+  # This value determines the NixOS release from which the default
+  # settings for stateful data, like file locations and database versions
+  # on your system were taken. It‘s perfectly fine and recommended to leave
+  # this value at the release version of the first install of this system.
+  # Before changing this value read the documentation for this option
+  # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
+  system.stateVersion = "22.11"; # Did you read the comment?
+}