Update rewrite docs and cleanup

src/ReactorMaintenance.Simulation/SimulationEngine.cs

@@ -1,4 +1,4 @@
-namespace ReactorMaintenance.Simulation;
+namespace ReactorMaintenance.Simulation;
 
 public sealed class SimulationEngine
 {
@@ -43,4 +43,4 @@ public sealed class SimulationEngine
     }
 
     private readonly SimulationCoreSystem m_Core = new();
-}
+}