feat: enhance wallet functionality and improve error handling

- Updated .env.example to include optional player site code configuration.
- Modified error messages in hall-bet-errors for better clarity.
- Improved the betting grid logic to handle invalid draw IDs and reload draws when necessary.
- Adjusted wallet components to differentiate between credit and main wallet balances, including new translations for credit-related terms.
- Enhanced wallet logs to support credit activity tracking and improved UI for displaying credit information.

src/api/player-auth.ts

@@ -0,0 +1,26 @@
+import { lotteryRequest } from "@/lib/lottery-http";
+
+export type PlayerAuthLoginPayload = {
+  site_code?: string;
+  username: string;
+  password: string;
+};
+
+export type PlayerAuthLoginData = {
+  access_token: string;
+  expires_in: number;
+  token_type: string;
+  player: {
+    id: number;
+    site_code: string;
+    username: string | null;
+    nickname: string | null;
+    funding_mode: string;
+    auth_source: string;
+  };
+};
+
+/** `POST /api/v1/player/auth/login`（公开） */
+export function postPlayerAuthLogin(body: PlayerAuthLoginPayload): Promise<PlayerAuthLoginData> {
+  return lotteryRequest.post<PlayerAuthLoginData>(`/player/auth/login`, body);
+}