[ 'domain' => env('MAILGUN_DOMAIN'), 'secret' => env('MAILGUN_SECRET'), 'endpoint' => env('MAILGUN_ENDPOINT', 'api.mailgun.net'), 'scheme' => 'https', ], 'postmark' => [ 'token' => env('POSTMARK_TOKEN'), ], 'ses' => [ 'key' => env('AWS_ACCESS_KEY_ID'), 'secret' => env('AWS_SECRET_ACCESS_KEY'), 'region' => env('AWS_DEFAULT_REGION', 'us-east-1'), ], // 綠界電子發票 B2C API(後台對帳/補開/作廢)。金鑰仍取自各機台 payment_configs.ecpay_invoice; // 此處僅控制 API 網域。留空(未設 env)時由 EcpayInvoiceService 依環境 fail-safe: // 正式環境才用 https://einvoice.ecpay.com.tw,其餘走 https://einvoice-stage.ecpay.com.tw。 'ecpay_invoice' => [ 'base_url' => env('ECPAY_INVOICE_BASE_URL'), ], ];