make sure adventurers for hire don't duplicate on arrival

src/classes/Recruitment.ts

@@ -4,10 +4,14 @@ import type {Adventurer} from "@/classes/Adventurer";
 /**
  * Get a random adventurer from the pool
  * @param adventurerPool
+ * @param exceptions
  * @returns {Adventurer|null} null if the pool is empty
  */
-export function getNewAdventurerForHire(adventurerPool: Array<Adventurer>): Adventurer|null {
+export function getNewAdventurerForHire(adventurerPool: Array<Adventurer>, exceptions: Array<Adventurer> = []): Adventurer|null {
     if (adventurerPool.length <= 0) return null;
+    const pool = Array.from(adventurerPool);
+    const exceptionSet = new Set(exceptions);
+    pool.filter((adventurer) => !exceptionSet.has(adventurer));
     const randomId = adventurerPool.length * Math.random() << 0;
     return adventurerPool[randomId];
-}
+}