Create clan stats modal (#2479)

Resolves #2452

## Description:

Created a Clan Stats PR to show top clans. In another PR we can show the
player leaderboard to show top players.

Based on PR from https://github.com/Geekyhobo

<img width="659" height="792" alt="Screenshot 2025-11-19 at 10 00 40 AM"
src="https://github.com/user-attachments/assets/9333b7e2-2357-47a6-a7c8-788cf81e9be3"
/>


## 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

Co-authored-by: Geekyhobo <geekyhobo@users.noreply.github.com>

src/core/ApiSchemas.ts

@@ -90,3 +90,24 @@ export const PlayerProfileSchema = z.object({
   stats: PlayerStatsTreeSchema,
 });
 export type PlayerProfile = z.infer<typeof PlayerProfileSchema>;
+
+export const ClanLeaderboardEntrySchema = z.object({
+  clanTag: z.string(),
+  games: z.number(),
+  wins: z.number(),
+  losses: z.number(),
+  playerSessions: z.number(),
+  weightedWins: z.number(),
+  weightedLosses: z.number(),
+  weightedWLRatio: z.number(),
+});
+export type ClanLeaderboardEntry = z.infer<typeof ClanLeaderboardEntrySchema>;
+
+export const ClanLeaderboardResponseSchema = z.object({
+  start: z.iso.datetime(),
+  end: z.iso.datetime(),
+  clans: ClanLeaderboardEntrySchema.array(),
+});
+export type ClanLeaderboardResponse = z.infer<
+  typeof ClanLeaderboardResponseSchema
+>;