export interface WorktreeLease {
    gitRoot: string;
    path: string;
    /** Effective child cwd inside the generated worktree. */
    cwd: string;
    branch: string;
    /** Commit the worktree branch started from. */
    baseRef?: string;
}
/** Settlement snapshot of a generated worktree. */
export interface AgentWorktreeResult {
    path: string;
    branch?: string;
    baseRef?: string;
    /** Sorted repository-relative paths, at most MAX_CHANGED_FILES. */
    changedFiles: string[];
    diffstat: {
        files: number;
        insertions: number;
        deletions: number;
    };
    kept: boolean;
    diffError?: string;
}
export declare class WorktreeManager {
    #private;
    create(id: string, cwd: string, name: string, preserveSourceSubdirectory?: boolean): Promise<WorktreeLease>;
    get(id: string): WorktreeLease | undefined;
    /** Run a setup command in the worktree root; failure throws with the output tail. */
    setup(id: string, command: string): Promise<void>;
    /** Bounded diff against the base commit, including untracked files; git failures become diffError. */
    summarize(id: string): Promise<AgentWorktreeResult | undefined>;
    cleanup(id: string, deleteBranch?: boolean): Promise<boolean>;
}
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