merge entity package to konstructor

konstructor/entity.player.go

@@ -0,0 +1,18 @@
+package konstructor
+
+type InventoryItem struct {
+	Item   Item
+	Used   bool
+	Active bool
+}
+
+type Inventory struct {
+	Items []InventoryItem
+}
+
+type Player struct {
+	ID        string
+	Render    Render
+	Position  Position
+	Inventory Inventory
+}