/**
 * (C) Copyright 2025, TCCC, All rights reserved.
 */
import { Tree } from "@nx/devkit";
/**
 * Zone 3: Configuration file update utilities
 */
/**
 * Writes a JSON configuration file with consistent formatting.
 */
export declare function writeJsonConfig(tree: Tree, path: string, content: object): void;
/**
 * Reads and parses a JSON file, returning null if file doesn't exist.
 */
export declare function readJsonConfigSafe<T>(tree: Tree, path: string): T | null;
/**
 * Checks if a .kos.json file exists for a project.
 */
export declare function hasKosConfig(tree: Tree, projectRoot: string): boolean;
/**
 * Updates a text file with string replacement.
 */
export declare function updateTextFile(tree: Tree, path: string, oldString: string, newString: string): boolean;
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