Add wake online

modules/optionnals/wakeonlan.nix

@@ -0,0 +1,32 @@
+{
+  config,
+  pkgs,
+  hostname,
+  ...
+}:
+{
+  systemd.services."wol@$${config.my.lanInterface}" = {
+    description = "Wake-on-LAN for ${config.my.lanInterface}";
+    after = [ "network.target" ];
+    wantedBy = [ "multi-user.target" ];
+    serviceConfig = {
+      Type = "oneshot";
+      ExecStart = "${pkgs.ethtool}/bin/ethtool -s ${config.my.lanInterface} wol g";
+      RandomizedDelaySec = "30s";
+    };
+  };
+  environment.systemPackages = [ pkgs.ethtool ];
+
+  boot.initrd.network = {
+    enable = true;
+    ssh = {
+      enable = true;
+      port = 2222;
+      authorizedKeys = [ "ssh-ed25519 AAAA..." ]; # ta clé publique
+      hostKeys = [ "/etc/secrets/initrd/ssh_host_ed25519_key" ];
+    };
+  };
+  boot.kernelParams = [
+    "ip=192.168.0.2::192.168.0.254:255.255.255.0:${hostname}:${config.my.lanInterface}:off"
+  ];
+}