define ship roles via added modules and allow multiple weapons

src/test/ConfigLoaderTest.cpp

@@ -108,23 +108,19 @@ TEST_CASE("ConfigLoader loads the committed bin/config/ configs end-to-end", "[c
     REQUIRE(ironIngotIt->outputs.size() == 1);
     REQUIRE_FALSE(ironIngotIt->outputs[0].probability.has_value());
 
-    // ships.toml — combat ships have a combat section; salvage ships don't.
+    // ships.toml — combat ships have default_modules with a weapon; salvage ships don't.
     const auto interceptorIt = std::find_if(
         cfg.ships.ships.begin(), cfg.ships.ships.end(),
         [](const ShipDef& s) { return s.id == "interceptor"; });
     REQUIRE(interceptorIt != cfg.ships.ships.end());
-    REQUIRE(interceptorIt->combat.has_value());
-    REQUIRE_FALSE(interceptorIt->salvage.has_value());
-    REQUIRE_FALSE(interceptorIt->repair.has_value());
-    REQUIRE(interceptorIt->combat->damageFormula.evaluate(5.0) == Approx(20.0)); // "10 + 2*x"
+    REQUIRE_FALSE(interceptorIt->defaultModules.empty());
+    REQUIRE(interceptorIt->defaultModules[0].moduleId == "laser_cannon");
 
     const auto salvageShipIt = std::find_if(
         cfg.ships.ships.begin(), cfg.ships.ships.end(),
         [](const ShipDef& s) { return s.id == "salvage_ship"; });
     REQUIRE(salvageShipIt != cfg.ships.ships.end());
-    REQUIRE_FALSE(salvageShipIt->combat.has_value());
-    REQUIRE(salvageShipIt->salvage.has_value());
-    REQUIRE(salvageShipIt->salvage->cargoCapacity == 10);
+    REQUIRE(salvageShipIt->defaultModules.empty());
 
     // stations.toml
     REQUIRE(cfg.stations.playerStation.level == 5);