/** Default timeout for sandbox command execution */
export declare const SANDBOX_DEFAULT_TIMEOUT_MS = 30000;
/** Default memory limit per sandbox */
export declare const SANDBOX_DEFAULT_MEMORY_LIMIT_MB = 512;
/** Default max processes per sandbox */
export declare const SANDBOX_DEFAULT_MAX_PROCESSES = 32;
/** Max stdout/stderr output size before truncation */
export declare const SANDBOX_MAX_OUTPUT_BYTES: number;
/** Temp directory prefix for sandbox roots */
export declare const SANDBOX_TEMP_DIR_PREFIX = "namzu-sbx-";
/** Grace period before SIGKILL after SIGTERM */
export declare const SANDBOX_KILL_GRACE_MS = 3000;
/**
 * Environment variable keys that are safe to pass into sandboxes.
 * Everything else is stripped.
 */
export declare const SANDBOX_SAFE_ENV_KEYS: Set<string>;
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