chore(vesuvio): split config into multiple files

systems/vesuvio/hetzner.nix

@@ -0,0 +1,18 @@
+{ pkgs, ... }:
+{
+  services = {
+    # Needed by the Hetzner Cloud password reset feature.
+    qemuGuest.enable = true;
+
+    # Hetzner DNS does not work with DoT
+    resolved = {
+      dnssec = "allow-downgrade";
+      dnsovertls = "false";
+    };
+  };
+
+  # https://discourse.nixos.org/t/qemu-guest-agent-on-hetzner-cloud-doesnt-work/8864/2
+  systemd.services.qemu-guest-agent.path = [ pkgs.shadow ];
+
+  zramSwap.enable = true;
+}