add: Added forcedeadmin command

Content.Server/_White/Commands/ForceDeadminCommand.cs

@@ -0,0 +1,44 @@
+using Content.Server.Administration;
+using Content.Server.Administration.Managers;
+using Content.Shared.Administration;
+using JetBrains.Annotations;
+using Robust.Server.Player;
+using Robust.Shared.Console;
+
+namespace Content.Server._White.Commands;
+
+[UsedImplicitly]
+[AdminCommand(AdminFlags.Permissions)]
+public sealed class ForceDeadminCommand : IConsoleCommand
+{
+    public string Command => "forcedeadmin";
+    public string Description => "Forces someone to deadmin.";
+    public string Help => "forcedeadmin <Ckey>";
+    public void Execute(IConsoleShell shell, string argStr, string[] args)
+    {
+        if (args.Length < 1)
+        {
+            shell.WriteLine("Didn't specify player.");
+            return;
+        }
+
+        var ckey = args[0];
+        var playerManager = IoCManager.Resolve<IPlayerManager>();
+
+        if (!playerManager.TryGetSessionByUsername(ckey, out var player))
+        {
+            shell.WriteLine($"Couldn't find player {ckey}");
+            return;
+        }
+
+        var mgr = IoCManager.Resolve<IAdminManager>();
+        mgr.DeAdmin(player);
+
+        shell.WriteLine($"Deadmined {ckey}");
+    }
+
+    public CompletionResult GetCompletion(IConsoleShell shell, string[] args)
+    {
+        return args.Length == 1 ? CompletionResult.FromHintOptions(CompletionHelper.SessionNames(), "<Player ckey>") : CompletionResult.Empty;
+    }
+}