Rename ship/station scrap drop entities to "debris"

src/lib/ecs/component/CMakeLists.txt

@@ -20,7 +20,7 @@ SET(HDRS
     ${CMAKE_CURRENT_SOURCE_DIR}/RetreatBehavior.h
     ${CMAKE_CURRENT_SOURCE_DIR}/SalvagerComponent.h
     ${CMAKE_CURRENT_SOURCE_DIR}/SalvageScrapBehavior.h
-    ${CMAKE_CURRENT_SOURCE_DIR}/ScrapDataComponent.h
+    ${CMAKE_CURRENT_SOURCE_DIR}/DebrisComponent.h
     ${CMAKE_CURRENT_SOURCE_DIR}/SelectedBehaviorComponent.h
     ${CMAKE_CURRENT_SOURCE_DIR}/SensorRangeComponent.h
     ${CMAKE_CURRENT_SOURCE_DIR}/ShipIdentityComponent.h

src/lib/ecs/component/DebrisComponent.h

@@ -0,0 +1,8 @@
+#pragma once
+
+// Marks a piece of debris and holds the amount of scrap it still contains
+// (REQ-RES-DEBRIS-DROP). Salvage modules collect one scrap per cycle (REQ-SHP-SALVAGE).
+struct DebrisComponent
+{
+    int amount;
+};

src/lib/ecs/component/SalvageScrapBehavior.h

@@ -5,10 +5,10 @@
 #include <QVector2D>
 
 // Collect-scrap behavior (one half of the old SalvageBehaviorComponent). The
-// evaluator finds the nearest scrap and sets scrapTarget when cargo is not full.
+// evaluator finds the nearest debris and sets debrisTarget when cargo is not full.
 struct SalvageScrapBehavior
 {
-    std::optional<QVector2D> scrapTarget;
+    std::optional<QVector2D> debrisTarget;
     float                    maxCollectionRange_tiles = 0.0f;
     float                    orbitRadius_tiles = 0.0f;  // REQ-SHP-ORBIT
     float                    score = 0.0f;

src/lib/ecs/component/ScrapDataComponent.h

@@ -1,6 +0,0 @@
-#pragma once
-
-struct ScrapDataComponent
-{
-    int amount;
-};

src/lib/ecs/component/ShipIdentityComponent.h

@@ -6,6 +6,6 @@ struct ShipIdentityComponent
 {
     std::string schematicId;
     // Scrap dropped on destruction, derived from the ship's as-built threat cost
-    // at spawn time (REQ-RES-SCRAP-DROP).
+    // at spawn time (REQ-RES-DEBRIS-DROP).
     int scrapDrop = 0;
 };