env('BILLING_API_URL', 'https://ladill.com/api/billing'), 'api_key' => env('BILLING_API_KEY_QR'), // Same-server hairpin: force billing DNS to this IP (e.g. 127.0.0.1) to skip // public network/TLS lag. Leave empty to use normal DNS. 'force_ip' => env('BILLING_API_FORCE_IP', ''), 'timeout' => (int) env('BILLING_API_TIMEOUT', 10), 'connect_timeout' => (int) env('BILLING_API_CONNECT_TIMEOUT', 2), 'service' => 'qr', 'wallet_balance_route' => 'wallet.balance', 'currency' => 'GHS', ];