make ships claim targets

src/lib/ecs/system/AiSystem.h

@@ -18,6 +18,7 @@
 class BuildingSystem;
 class EntityAdmin;
 class ScrapSystem;
+struct GameConfig;
 
 // Orchestrates ship-behavior decision-making in three batched phases:
 //   1. evaluators score each behavior and set its target data,
@@ -29,6 +30,8 @@ class ScrapSystem;
 class AiSystem
 {
 public:
+    explicit AiSystem(const GameConfig& config);
+
     void tick(EntityAdmin& admin, const BuildingSystem& buildings, const ScrapSystem& scraps);
 
 private: