Kick mines (real) (#8056)

Co-authored-by: metalgearsloth <comedian_vs_clown@hotmail.com>

Content.Server/LandMines/LandMineSystem.cs

@@ -0,0 +1,40 @@
+using Content.Server.Explosion.EntitySystems;
+using Content.Shared.Popups;
+using Content.Shared.StepTrigger;
+using Robust.Shared.Player;
+
+namespace Content.Server.LandMines;
+
+public sealed class LandMineSystem : EntitySystem
+{
+    [Dependency] private readonly SharedPopupSystem _popupSystem = default!;
+    [Dependency] private readonly TriggerSystem _trigger = default!;
+
+
+    public override void Initialize()
+    {
+        SubscribeLocalEvent<LandMineComponent, StepTriggeredEvent>(HandleTriggered);
+        SubscribeLocalEvent<LandMineComponent, StepTriggerAttemptEvent>(HandleTriggerAttempt);
+    }
+
+    private static void HandleTriggerAttempt(
+        EntityUid uid,
+        LandMineComponent component,
+        ref StepTriggerAttemptEvent args)
+    {
+        args.Continue = true;
+    }
+
+    private void HandleTriggered(EntityUid uid, LandMineComponent component, ref StepTriggeredEvent args)
+    {
+        _popupSystem.PopupCoordinates(
+            Loc.GetString("land-mine-triggered", ("mine", uid)),
+            Transform(uid).Coordinates,
+            Filter.Entities(args.Tripper));
+
+        _trigger.Trigger(uid, args.Tripper);
+
+        QueueDel(uid);
+    }
+}
+