Re-do the "restart" command

Nitrox.Launcher/Models/Design/ServerEntry.cs

@@ -223,12 +223,21 @@ public void Start(string savesDir, int existingProcessId = 0, Action? onExited =
         if (Process != null)
         {
             Process.PlayerCountChanged += count => Dispatcher.UIThread.Post(() => Players = count);
+            Process.RestartRequested += () => Dispatcher.UIThread.Post(() => _ = RestartAsync(savesDir, onExited));
         }
 
         IsNewServer = false;
         IsOnline = true;
     }
 
+    private async Task RestartAsync(string savesDir, Action? onExited)
+    {
+        Log.Info($"Restarting server '{Name}'...");
+        await StopAsync();
+        Start(savesDir, onExited: onExited);
+        Log.Info($"Server '{Name}' restarted successfully");
+    }
+
     [RelayCommand(AllowConcurrentExecutions = false)]
     public async Task StopAsync()
     {
@@ -346,6 +355,12 @@ private ServerProcess(string saveDir, Action onExited, bool isEmbeddedMode = fal
                             return;
                         }
 
+                        if (output == Ipc.Messages.RestartMessage)
+                        {
+                            RestartRequested?.Invoke();
+                            return;
+                        }
+
                         // Ignore any messages that are part of the IPC message protocol
                         if (Ipc.Messages.AllMessages.Any(msg => output.StartsWith($"{msg}:", StringComparison.Ordinal)))
                         {
@@ -396,6 +411,7 @@ private ServerProcess(string saveDir, Action onExited, bool isEmbeddedMode = fal
 
         public static ServerProcess Start(string saveDir, Action onExited, bool isEmbedded, int processId) => new(saveDir, onExited, isEmbedded, processId);
         public event Action<int>? PlayerCountChanged;
+        public event Action? RestartRequested;
 
         /// <summary>
         ///     Tries to close the server gracefully with a timeout of 7 seconds. If it fails, returns false.

Nitrox.Model/Helper/Ipc.cs

@@ -20,8 +20,9 @@ public static class Messages
         public static string StopMessage => "__SERVER_STOPPED__";
         public static string SaveNameMessage => "__SAVE_NAME__";
         public static string PlayerCountMessage => "__PLAYER_COUNT__";
+        public static string RestartMessage => "__SERVER_RESTART__";
 
-        public static List<string> AllMessages { get; } = [StopMessage, SaveNameMessage, PlayerCountMessage];
+        public static List<string> AllMessages { get; } = [StopMessage, SaveNameMessage, PlayerCountMessage, RestartMessage];
     }
 
     public sealed class ServerIpc : IDisposable

Nitrox.Server.Subnautica/Models/Commands/RestartCommand.cs

@@ -0,0 +1,30 @@
+using System.Collections.Generic;
+using Nitrox.Model.DataStructures.GameLogic;
+using Nitrox.Model.Helper;
+using Nitrox.Server.Subnautica.Models.Commands.Abstract;
+
+namespace Nitrox.Server.Subnautica.Models.Commands;
+
+internal class RestartCommand : Command
+{
+    public override IEnumerable<string> Aliases { get; } = ["reboot"];
+
+    public RestartCommand() : base("restart", Perms.ADMIN, "Saves and restarts the server")
+    {
+    }
+
+    protected override void Execute(CallArgs args)
+    {
+        Server server = Server.Instance;
+        if (!server.IsRunning)
+        {
+            SendMessage(args.Sender, "Server is not running");
+            return;
+        }
+
+        SendMessageToAllPlayers("Server is restarting...");
+        Log.Info("Server restart requested via command");
+
+        server.RequestRestart();
+    }
+}

Nitrox.Server.Subnautica/Program.cs

@@ -93,6 +93,10 @@ private static async Task StartServer(string[] args)
             {
                 _ = ipc.SendOutput($"{Ipc.Messages.PlayerCountMessage}:[{count}]");
             };
+            server.RestartRequested += () =>
+            {
+                _ = ipc.SendOutput(Ipc.Messages.RestartMessage);
+            };
             string serverSaveName = Server.GetSaveName(args);
             Log.SaveName = serverSaveName;
 

Nitrox.Server.Subnautica/Server.cs

@@ -40,6 +40,7 @@ public class Server
     public int Port => serverConfig?.ServerPort ?? -1;
 
     public event Action<int>? PlayerCountChanged;
+    public event Action? RestartRequested;
 
     public Server(WorldPersistence worldPersistence, World world, SubnauticaServerConfig serverConfig, Models.Communication.NitroxServer server, WorldEntityManager worldEntityManager, EntityRegistry entityRegistry)
     {
@@ -339,6 +340,16 @@ public void ResumeServer()
         Log.Info("Server has resumed");
     }
 
+    public void RequestRestart()
+    {
+        if (!IsRunning)
+        {
+            return;
+        }
+        Log.Info("Server restart requested");
+        RestartRequested?.Invoke();
+    }
+
     private static List<ServerListing> GetSaves()
     {
         try