/**
 * SSE Server Configuration Interface
 */
export interface SSEServerConfig {
    /** Port to bind the SSE server to. If not specified, will auto-detect available port */
    port?: number;
    /** Maximum number of concurrent SSE connections */
    maxConnections: number;
    /** Interval in milliseconds for sending heartbeat messages */
    heartbeatInterval: number;
    /** Allowed CORS origins for SSE connections */
    corsOrigins: string[];
}
/**
 * SSE Event Structure
 */
export interface SSEEvent {
    /** Event type identifier */
    type: string;
    /** Event payload data */
    data: any;
    /** Event timestamp */
    timestamp: number;
    /** Optional event ID for client-side deduplication */
    id?: string;
}
/**
 * SSE Event Types Enumeration
 */
export declare enum SSEEventType {
    BROWSER_LAUNCHED = "browser.launched",
    BROWSER_CLOSED = "browser.closed",
    NAVIGATION_START = "navigation.start",
    NAVIGATION_COMPLETE = "navigation.complete",
    TOOL_EXECUTION_START = "tool.execution.start",
    TOOL_EXECUTION_COMPLETE = "tool.execution.complete",
    ERROR_OCCURRED = "error.occurred",
    SYSTEM_STATUS = "system.status",
    RATE_LIMIT_EXCEEDED = "rate_limit.exceeded"
}
/**
 * SSE Client Connection Information
 */
export interface SSEClient {
    /** Unique client identifier */
    id: string;
    /** Connection timestamp */
    connectedAt: number;
    /** Client IP address */
    ipAddress: string;
    /** User agent string */
    userAgent?: string;
}