feat(i18n): add saveFailed message and dimensionRatesMixedHint to locale files

- Updated English, Nepali, and Chinese locale files to include a new message for "Failed to save configuration".
- Added a hint for mixed rebate rates within the same dimension to enhance user understanding.
- Improved internationalization support across multiple locales for better user experience in the admin interface.

src/modules/players/players-console.tsx

@@ -52,7 +52,7 @@ import {
 import { useAdminCurrencyCatalog } from "@/hooks/use-admin-currency-catalog";
 import { formatAdminMinorUnits } from "@/lib/money";
 import { LotteryApiBizError } from "@/types/api/errors";
-import type { AdminPlayerRow } from "@/types/api/admin-player";
+import type { AdminPlayerRow, AdminPlayerWalletRow } from "@/types/api/admin-player";
 
 function playerStatusLabelT(status: number, t: (key: string) => string): string {
   if (status === 0) return t("statusNormal");
@@ -61,6 +61,15 @@ function playerStatusLabelT(status: number, t: (key: string) => string): string
   return String(status);
 }
 
+function preferredDisplayWallet(row: AdminPlayerRow): AdminPlayerWalletRow | null {
+  const { wallets, default_currency } = row;
+  if (wallets.length === 0) {
+    return null;
+  }
+  const code = default_currency.trim().toUpperCase();
+  return wallets.find((w) => w.currency_code.toUpperCase() === code) ?? wallets[0];
+}
+
 const PLAYER_STATUS_OPTIONS = [
   { value: 0, label: "statusNormal" },
   { value: 1, label: "statusFrozen" },
@@ -357,7 +366,9 @@ export function PlayersConsole(): React.ReactElement {
                     </TableCell>
                   </TableRow>
                 ) : (
-                  items.map((row) => (
+                  items.map((row) => {
+                    const displayWallet = preferredDisplayWallet(row);
+                    return (
                     <TableRow key={row.id}>
                       <TableCell className="tabular-nums">#{row.id}</TableCell>
                       <TableCell>
@@ -370,13 +381,16 @@ export function PlayersConsole(): React.ReactElement {
                       <TableCell>{row.nickname ?? "—"}</TableCell>
                       <TableCell>{row.default_currency}</TableCell>
                       <TableCell className="whitespace-nowrap text-center tabular-nums text-xs">
-                        {row.wallets.length > 0
-                          ? formatAdminMinorUnits(row.wallets[0].balance, row.wallets[0].currency_code)
+                        {displayWallet
+                          ? formatAdminMinorUnits(displayWallet.balance, displayWallet.currency_code)
                           : "—"}
                       </TableCell>
                       <TableCell className="whitespace-nowrap text-center tabular-nums text-xs">
-                        {row.wallets.length > 0
-                          ? formatAdminMinorUnits(row.wallets[0].available_balance, row.wallets[0].currency_code)
+                        {displayWallet
+                          ? formatAdminMinorUnits(
+                              displayWallet.available_balance,
+                              displayWallet.currency_code,
+                            )
                           : "—"}
                       </TableCell>
                       <TableCell>
@@ -451,7 +465,8 @@ export function PlayersConsole(): React.ReactElement {
                         )}
                       </TableCell>
                     </TableRow>
-                  ))
+                    );
+                  })
                 )}
               </TableBody>
             </Table>