refactor(backend): align station module production semantics

apps/backend/Shared/Runtime/SimulationRuntimeSupport.cs

@@ -9,6 +9,25 @@ internal static class SimulationRuntimeSupport
     internal static int CountStationModules(StationRuntime station, ModuleType moduleType) =>
         station.Modules.Count(module => module.ModuleType == moduleType);
 
+    internal static float GetStationSupportedPopulation(
+        IReadOnlyDictionary<string, ModuleDefinition> moduleDefinitions,
+        StationRuntime station) =>
+        40f + station.Modules
+            .Select(module => moduleDefinitions.TryGetValue(module.ModuleId, out var definition) && definition is HabitationModuleDefinition habitation
+                ? habitation.SupportedPopulation
+                : 0f)
+            .Sum();
+
+    internal static float GetStationRequiredWorkforce(
+        IReadOnlyDictionary<string, ModuleDefinition> moduleDefinitions,
+        StationRuntime station) =>
+        MathF.Max(12f, station.Modules
+            .Select(module => moduleDefinitions.TryGetValue(module.ModuleId, out var definition)
+                && definition is ProductionLaneModuleDefinition productionLane
+                    ? productionLane.RequiredWorkforce
+                : 0f)
+            .Sum());
+
     internal static float GetStationStorageCapacity(SimulationWorld world, StationRuntime station, StorageKind storageKind)
     {
         SyncStorageModuleLevels(world, station, storageKind);