export declare const ENV_FILE_MODE = 384;
export declare function quoteShellValue(value: string): string;
export declare function renderEnvFile(env: Record<string, string>): string;
export declare function envFileName(serviceName: string): string;
export declare function writeEnvFile(filePath: string, env: Record<string, string>): void;
export declare function buildLaunchCommand(envFilePath: string, dir: string, command: string, logShipper?: string): string;
export declare function waitForPort(host: string, port: number, timeoutMs: number, intervalMs?: number): Promise<boolean>;