export declare function readFile(workspaceRoot: string, relPath: string): Promise; export declare function writeFile(workspaceRoot: string, relPath: string, content: string): Promise; export declare function replaceInFile(workspaceRoot: string, relPath: string, oldContent: string, newContent: string): Promise; export declare function listDirectory(workspaceRoot: string, relPath: string): Promise; export declare function findFiles(workspaceRoot: string, pattern: string): Promise; export declare function searchCode(workspaceRoot: string, query: string, fileExtensions?: string[]): Promise;