Refactor modular startup and viewer ship debugging

apps/backend/Simulation/RuntimeModels.cs

@@ -13,6 +13,7 @@ public sealed class SimulationWorld
   public required List<ShipRuntime> Ships { get; init; }
   public required List<FactionRuntime> Factions { get; init; }
   public required Dictionary<string, ShipDefinition> ShipDefinitions { get; init; }
+  public required Dictionary<string, ItemDefinition> ItemDefinitions { get; init; }
   public int TickIntervalMs { get; init; } = 200;
   public DateTimeOffset GeneratedAtUtc { get; set; }
 }
@@ -42,8 +43,8 @@ public sealed class StationRuntime
   public required ConstructibleDefinition Definition { get; init; }
   public required Vector3 Position { get; init; }
   public required string FactionId { get; init; }
-  public float OreStored { get; set; }
-  public float RefinedStock { get; set; }
+  public Dictionary<string, float> Inventory { get; } = new(StringComparer.Ordinal);
+  public float EnergyStored { get; set; }
   public float ProcessTimer { get; set; }
   public HashSet<string> DockedShipIds { get; } = [];
   public string LastDeltaSignature { get; set; } = string.Empty;
@@ -63,7 +64,8 @@ public sealed class ShipRuntime
   public required DefaultBehaviorRuntime DefaultBehavior { get; set; }
   public required ControllerTaskRuntime ControllerTask { get; set; }
   public float ActionTimer { get; set; }
-  public float Cargo { get; set; }
+  public Dictionary<string, float> Inventory { get; } = new(StringComparer.Ordinal);
+  public float EnergyStored { get; set; }
   public string? DockedStationId { get; set; }
   public float Health { get; set; }
   public List<string> History { get; } = [];