Jumpability collisions (#39710)

Content.Shared/Movement/Components/ActiveLeaperComponent.cs

@@ -0,0 +1,16 @@
+using Robust.Shared.GameStates;
+
+namespace Content.Shared.Movement.Components;
+
+/// <summary>
+/// Marker component given to the users of the <see cref="JumpAbilityComponent"/> if they are meant to collide with environment.
+/// </summary>
+[RegisterComponent, NetworkedComponent, AutoGenerateComponentState]
+public sealed partial class ActiveLeaperComponent : Component
+{
+    /// <summary>
+    /// The duration to stun the owner on collide with environment.
+    /// </summary>
+    [DataField, AutoNetworkedField]
+    public TimeSpan KnockdownDuration;
+}