Helmholtz testing (no decay bug)

Interfaces/IComponent.cs

@@ -2,18 +2,9 @@ using System.Collections.Generic;
 
 namespace FluidSim.Interfaces
 {
-    /// <summary>
-    /// Minimal interface for all simulation components that have ports.
-    /// </summary>
     public interface IComponent
     {
-        /// <summary>All ports exposed by this component.</summary>
         IReadOnlyList<Port> Ports { get; }
-
-        /// <summary>
-        /// Called once per global time step to update the component's internal state
-        /// using the port flow data accumulated during sub‑steps.
-        /// </summary>
-        void UpdateState(double dt);
+        void UpdateState(float dt);
     }
 }