export declare class FileUtils {
    static exists(filePath: string): Promise<boolean>;
    static readJson<T = unknown>(filePath: string): Promise<T>;
    static writeJson(filePath: string, data: unknown): Promise<void>;
    static ensureDir(dirPath: string): Promise<void>;
    static findFiles(patterns: string[], cwd?: string): Promise<string[]>;
    static getFileExtension(filePath: string): string;
    static getFileName(filePath: string): string;
    static getFileStats(filePath: string): Promise<{
        size: number;
        modified: Date;
    }>;
    static relativePath(from: string, to: string): string;
    static resolvePath(...paths: string[]): string;
}
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