Reorganize commands into the Commands folder (#2679)

* Reorganize commands into the Commands folder

* RIDER

Content.Server/Commands/Alerts/ClearAlert.cs

@@ -0,0 +1,55 @@
+#nullable enable
+using System;
+using Content.Server.Administration;
+using Content.Server.GameObjects.Components.Mobs;
+using Content.Shared.Administration;
+using Content.Shared.Alert;
+using Robust.Server.Interfaces.Console;
+using Robust.Server.Interfaces.Player;
+using Robust.Shared.IoC;
+
+namespace Content.Server.Commands.Alerts
+{
+    [AdminCommand(AdminFlags.Debug)]
+    public sealed class ClearAlert : IClientCommand
+    {
+        public string Command => "clearalert";
+        public string Description => "Clears an alert for a player, defaulting to current player";
+        public string Help => "clearalert <alertType> <name or userID, omit for current player>";
+
+        public void Execute(IConsoleShell shell, IPlayerSession? player, string[] args)
+        {
+            var attachedEntity = player?.AttachedEntity;
+
+            if (attachedEntity == null)
+            {
+                shell.SendText(player, "You don't have an entity.");
+                return;
+            }
+
+            if (args.Length > 1)
+            {
+                var target = args[1];
+                if (!CommandUtils.TryGetAttachedEntityByUsernameOrId(shell, target, player, out attachedEntity)) return;
+            }
+
+            if (!CommandUtils.ValidateAttachedEntity(shell, player, attachedEntity)) return;
+
+            if (!attachedEntity.TryGetComponent(out ServerAlertsComponent? alertsComponent))
+            {
+                shell.SendText(player, "user has no alerts component");
+                return;
+            }
+
+            var alertType = args[0];
+            var alertMgr = IoCManager.Resolve<AlertManager>();
+            if (!alertMgr.TryGet(Enum.Parse<AlertType>(alertType), out var alert))
+            {
+                shell.SendText(player, "unrecognized alertType " + alertType);
+                return;
+            }
+
+            alertsComponent.ClearAlert(alert.AlertType);
+        }
+    }
+}