konstructor file prefixes refactor

konstructor/playground.item.go

@@ -0,0 +1,16 @@
+package konstructor
+
+type ItemTypeMapKey string
+
+type ItemTypeMap map[ItemTypeMapKey]ItemType
+
+type ItemType struct {
+	ID     string
+	Render Render
+}
+
+type Item struct {
+	ID       string
+	Type     ItemType
+	Position Position
+}