feat(samples): add Item type to desert data

Export the Item type from item.csv and add explicit typing to
startingItems in the desert sample data.

src/samples/slay-the-spire-like/data/desert/index.ts

@@ -3,7 +3,7 @@ import getEffects from "./effect.csv";
 import getEncounters from "./encounter.csv";
 import getEnemies from "./enemy.csv";
 import getIntents from "./intent.csv";
-import getItems from "./item.csv";
+import getItems, { Item } from "./item.csv";
 export { default as dialogues } from "./dialogues/dialogues.yarnproject";
 export { addTriggers } from "./triggers";
 
@@ -14,6 +14,6 @@ export const enemies = getEnemies();
 export const intents = getIntents();
 export const items = getItems();
 
-export const startingItems = ["剑", "盾", "水袋", "绷带"].map((key) =>
-  items.find((item) => item.name === key),
-);
+export const startingItems: Item[] = (
+  ["剑", "盾", "水袋", "绷带"] as string[]
+).map((key) => items.find((item) => item.name === key) as Item);