export interface CommandResult {
    exitCode: number;
    stdout: string;
    stderr: string;
    durationMs: number;
}
/**
 * Run a command in a worktree directory - arbitrated by workspace locks
 * according to its classification.
 */
export declare function runCommand(command: string, cwd: string, options?: {
    timeout?: number;
    maxOutputBytes?: number;
    /** Max wait for a busy workspace before failing (default 10 min). */
    lockWaitMs?: number;
    /** Escape hatch for flows that already hold an outer lock. */
    arbitrate?: boolean;
}): Promise<CommandResult>;
/**
 * Run a verification step command.
 * Returns the result with exit code and output.
 */
export declare function runVerificationCommand(step: string, cwd: string, timeoutMs?: number): Promise<CommandResult>;