feat: enhance player authentication and agent management features

- Updated AGENTS.md to clarify player interface bindings and agent account restrictions.
- Improved PlayerAuthLoginController to include captcha verification for player login.
- Enhanced AdminPlayerIndexController with permission checks for admin users.
- Refactored AdminPlayerStoreController to enforce agent node restrictions for non-super admins.
- Introduced new error codes for player authentication failures and updated related services.
- Enhanced validation rules for agent profiles to include settlement cycle options.
- Improved AdminCaptchaService to support separate scopes for admin and player captcha handling.
- Updated various services to ensure proper credit management and settlement processes.

app/Support/PlayerFundingMode.php

@@ -13,18 +13,7 @@ final class PlayerFundingMode
 
     public static function usesCredit(Player $player): bool
     {
-        $mode = (string) ($player->funding_mode ?? '');
-
-        if ($mode === self::CREDIT) {
-            return true;
-        }
-
-        if ($mode === self::WALLET) {
-            return false;
-        }
-
-        return (string) ($player->auth_source ?? '') === PlayerAuthSource::LOTTERY_NATIVE
-            && CreditLineMode::isEnabledForSiteCode((string) $player->site_code);
+        return (string) ($player->funding_mode ?? '') === self::CREDIT;
     }
 
     public static function usesWallet(Player $player): bool