Add client purse management.

shared/src/commonMain/kotlin/com/pixelized/shared/lwa/model/inventory/Inventory.kt

@@ -12,6 +12,7 @@ data class Inventory(
     )
 
     data class Item(
+        val inventoryId: String,
         val itemId: String,
         val count: Int,
     )

shared/src/commonMain/kotlin/com/pixelized/shared/lwa/model/inventory/InventoryJsonV1.kt

@@ -18,6 +18,7 @@ data class InventoryJsonV1(
 
     @Serializable
     data class ItemJson(
+        val inventoryId: String,
         val itemId: String,
         val count: Int,
     )

shared/src/commonMain/kotlin/com/pixelized/shared/lwa/model/inventory/factory/InventoryJsonFactoryV1.kt

@@ -15,6 +15,7 @@ class InventoryJsonFactoryV1 {
             ),
             items = json.items.map {
                 Inventory.Item(
+                    inventoryId = it.inventoryId,
                     itemId = it.itemId,
                     count = it.count,
                 )
@@ -32,6 +33,7 @@ class InventoryJsonFactoryV1 {
             ),
             items = inventory.items.map {
                 InventoryJsonV1.ItemJson(
+                    inventoryId = it.inventoryId,
                     itemId = it.itemId,
                     count = it.count,
                 )