Adding initial Project to git

BWR.core/Interfaces/ISimulatable.cs

@@ -0,0 +1,15 @@
+// MyBWRSimulator.Core/Interfaces/ISimulatable.cs
+namespace MyBWRSimulator.Core.Interfaces
+{
+    /// <summary>
+    /// Defines the contract for any object that can participate in the simulation's time-stepping.
+    /// </summary>
+    public interface ISimulatable
+    {
+        /// <summary>
+        /// Updates the state of the object over a given time step.
+        /// </summary>
+        /// <param name="deltaTime">The time elapsed since the last update.</param>
+        void Update(double deltaTime);
+    }
+}