Deepen faction economy and station planning

apps/backend/Factions/Contracts/Factions.cs

@@ -9,7 +9,15 @@ public sealed record FactionGoapStateSnapshot(
   int TargetSystemCount,
   bool HasShipFactory,
   float OreStockpile,
-  float RefinedMetalsStockpile);
+  float RefinedMetalsStockpile,
+  float RefinedMetalsProductionRate,
+  float HullpartsStockpile,
+  float HullpartsProductionRate,
+  float ClaytronicsStockpile,
+  float ClaytronicsProductionRate,
+  float WaterStockpile,
+  float WaterProductionRate,
+  float WaterShortageHorizonSeconds);
 
 public sealed record FactionGoapPrioritySnapshot(string GoalName, float Priority);