/**
 * Formatting utilities for CLI output.
 *
 * Provides table formatting and color helpers.
 *
 * @module
 */
import Table from "cli-table3";
/**
 * Creates a formatted table with headers.
 *
 * @param headers - Column headers
 * @param colWidths - Optional column widths
 * @returns Configured Table instance
 */
export declare function createTable(headers: string[], colWidths?: number[]): Table.Table;
/**
 * Formats application status with colored indicator.
 *
 * @param status - Application status string
 * @returns Formatted status string
 */
export declare function formatStatus(status: string): string;
/**
 * Formats bytes to human-readable format.
 *
 * @param bytes - Number of bytes
 * @returns Formatted string with unit
 */
export declare function formatBytes(bytes: number): string;
/**
 * Validates a port number string (single or comma-separated).
 * Valid: "3000", "3000,3001", "80,443,8080"
 * Invalid: "abc", "99999", "0", "-1", "3000,", ",3000"
 *
 * @param ports - Port string to validate
 * @returns Object with valid flag, parsed ports, and error message
 */
export declare function validatePorts(ports: string): {
    valid: boolean;
    ports: number[];
    error?: string;
};
/**
 * Parses EXPOSE directives from a Dockerfile.
 *
 * @param dockerfilePath - Path to the Dockerfile
 * @returns Array of exposed port numbers, empty if none found or file unreadable
 */
export declare function parseDockerfileExpose(dockerfilePath: string): number[];
/**
 * Validates a .coolify.json state object (single-app format).
 * Checks required fields, types, and port validity.
 *
 * @param state - The parsed JSON object
 * @returns Object with valid flag, warnings, and errors
 */
export declare function validateCoolifyState(state: Record<string, unknown>): {
    valid: boolean;
    errors: string[];
    warnings: string[];
};
/**
 * Formats timestamp to relative time.
 *
 * @param timestamp - ISO timestamp string
 * @returns Relative time string
 */
export declare function formatRelativeTime(timestamp: string): string;
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