env('CRAWLER_USER_AGENT', 'AIWebCrawler/1.0 (+https://dev.aiweb.com)'), 'request_timeout_seconds' => (int) env('CRAWLER_REQUEST_TIMEOUT', 20), 'ai_timeout_seconds' => (int) env('CRAWLER_AI_TIMEOUT', 60), 'verify_ssl' => env('CRAWLER_VERIFY_SSL', true), 'dns_servers' => env('CRAWLER_DNS_SERVERS', ''), 'force_ipv4' => env('CRAWLER_FORCE_IPV4', false), 'openai_wire_api' => env('CRAWLER_AI_WIRE_API', 'chat_completions'), 'openai_compatible_base_url' => env('CRAWLER_AI_BASE_URL'), 'openai_disable_response_storage' => env('CRAWLER_AI_DISABLE_RESPONSE_STORAGE', false), 'openai_reasoning_effort' => env('CRAWLER_AI_REASONING_EFFORT', ''), 'browserless_endpoint' => env('CRAWLER_BROWSERLESS_ENDPOINT'), 'browserless_token' => env('CRAWLER_BROWSERLESS_TOKEN'), 'openai_compatible_endpoint' => env('CRAWLER_AI_ENDPOINT'), 'openai_compatible_key' => env('CRAWLER_AI_KEY'), 'openai_default_model' => env('CRAWLER_AI_MODEL', 'gpt-4o-mini'), 'default_alert_email' => env('CRAWLER_ALERT_EMAIL'), ];