feat: add encounter map

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

@@ -1,3 +1,6 @@
 import heroItemFighter1Csv from './heroItemFighter1.csv';
+import encounterDesertCsv from './encounterDesert.csv';
 
 export const heroItemFighter1Data = heroItemFighter1Csv;
+export const encounterDesertData = encounterDesertCsv;
+export { default as encounterDesertCsv, type EncounterDesert } from './encounterDesert.csv';