Carp wave spawner and dragons as an actual event (#10254)

Content.Shared/Movement/Components/MovementAlwaysTouchingComponent.cs

@@ -0,0 +1,13 @@
+using Robust.Shared.GameStates;
+
+namespace Content.Shared.Movement.Components;
+
+/// <summary>
+/// Is this entity always considered to be touching a wall?
+/// i.e. when weightless they're floaty but still have free movement.
+/// </summary>
+[RegisterComponent, NetworkedComponent]
+public sealed class MovementAlwaysTouchingComponent : Component
+{
+
+}