Add clanTag to GameRecord for archiving (#2314)

## Description:

This will be used to determine clan winners in the api layer.

## Please complete the following:

- [x] I have added screenshots for all UI updates
- [x] I process any text displayed to the user through translateText()
and I've added it to the en.json file
- [x] I have added relevant tests to the test directory
- [x] I confirm I have thoroughly tested these changes and take full
responsibility for any bugs introduced

## Please put your Discord username so you can be contacted if a bug or
regression is found:

evan

src/server/GameServer.ts

@@ -21,7 +21,7 @@ import {
   ServerTurnMessage,
   Turn,
 } from "../core/Schemas";
-import { createPartialGameRecord } from "../core/Util";
+import { createPartialGameRecord, getClanTag } from "../core/Util";
 import { archive, finalizeGameRecord } from "./Archive";
 import { Client } from "./Client";
 export enum GamePhase {
@@ -686,6 +686,7 @@ export class GameServer {
             this.allClients.get(player.clientID)?.persistentID ?? "",
           stats,
           cosmetics: player.cosmetics,
+          clanTag: getClanTag(player.username) ?? undefined,
         } satisfies PlayerRecord;
       },
     );