/**
 * Shell command execution utilities
 */
export interface ExecResult {
    stdout: string;
    stderr: string;
    code: number;
}
/**
 * Execute a shell command and return a promise with stdout
 */
export declare function execCommand(command: string, args?: string[]): Promise<string>;
/**
 * Execute a shell command with stdout/stderr streamed to the console in real time.
 * Returns the exit code.
 */
export declare function execCommandStreaming(command: string, args?: string[]): Promise<number>;
/**
 * Execute a shell command and return full result (doesn't throw on non-zero exit)
 */
export declare function execCommandFull(command: string, args?: string[]): Promise<ExecResult>;
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