HUD and Height Changes

Assets/_Project/Scripts/Simulation/World/WorldCollisionComponents.cs

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+using Unity.Entities;
+
+namespace ProjectM.Simulation
+{
+    /// <summary>
+    /// Singleton holding the physics-filter mask of the static world-collision layer ("Environment"): the baked
+    /// boundary ring + landmark colliders the player CC sweeps. Baked from the GameObject layer at edit-time (see
+    /// WorldCollisionAuthoring) so server systems can build a <c>CollisionFilter</c> in Burst WITHOUT a managed
+    /// <c>LayerMask.NameToLayer</c> call or a hardcoded layer index. Read by <see cref="ProjectM.Server"/>'s
+    /// EnemyAISystem to sweep-test Husk movement against the environment only (never the player / other Husks).
+    /// </summary>
+    public struct WorldCollisionConfig : IComponentData
+    {
+        /// <summary>BelongsTo bitmask of the Environment physics layer (<c>1u &lt;&lt; layerIndex</c>).</summary>
+        public uint EnvironmentMask;
+    }
+}

Assets/_Project/Scripts/Simulation/World/WorldCollisionComponents.cs.meta

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+fileFormatVersion: 2
+guid: 70c75b96478d39f43aca221c926c9561