Added phone item

Source/NakedDesire/Phone/PhoneItemInstance.h

@@ -0,0 +1,35 @@
+// © 2025 Naked People Team. All Rights Reserved.
+
+#pragma once
+
+#include "CoreMinimal.h"
+#include "PhoneItemDefinition.h"
+#include "NakedDesire/Items/ItemInstance.h"
+#include "PhoneItemInstance.generated.h"
+
+/** Per-instance mutable state for a phone. Battery is per-phone-instance (§9.9). */
+USTRUCT()
+struct FPhoneInstanceState : public FItemInstanceState
+{
+	GENERATED_BODY()
+
+	UPROPERTY(SaveGame)
+	float CurrentBattery = 100.0f;
+};
+
+UCLASS(BlueprintType)
+class NAKEDDESIRE_API UPhoneItemInstance : public UItemInstance
+{
+	GENERATED_BODY()
+
+public:
+	// Charge of this specific phone, [0,1]. Drain / charge logic lands with the phone battery system (Phase 8/9).
+	UPROPERTY(BlueprintReadOnly, Category = "Phone Item")
+	float CurrentBattery = 100.0f;
+
+	UPhoneItemDefinition* GetPhoneItemDefinition() const { return Cast<UPhoneItemDefinition>(ItemDefinition); }
+
+protected:
+	virtual void CaptureState(FInstancedStruct& OutState) const override;
+	virtual void ApplyState(const FInstancedStruct& InState) override;
+};