/**
 * Get the name of the currently checked-out branch.
 */
export declare function getCurrentBranch(cwd: string): Promise<string>;
/**
 * Create a new branch and check it out.
 */
export declare function createBranch(cwd: string, name: string): Promise<void>;
/**
 * Stage all changes and create a commit.
 *
 * @returns The short hash of the new commit.
 */
export declare function commitAll(cwd: string, message: string): Promise<string>;
/**
 * Get a list of files changed since a given ref (defaults to HEAD).
 *
 * Returns relative paths as reported by git.
 */
export declare function getChangedFiles(cwd: string, since?: string): Promise<string[]>;
/**
 * Get the unified diff since a given ref (defaults to HEAD).
 */
export declare function getDiff(cwd: string, since?: string): Promise<string>;
/**
 * Check whether the working tree has uncommitted changes (staged or unstaged).
 */
export declare function hasUncommittedChanges(cwd: string): Promise<boolean>;
/**
 * Add a new git worktree at the given path on a new branch.
 *
 * Shells out to: git worktree add <path> -b <branch> [<baseBranch>]
 * Throws on non-zero exit (a failed worktree-add must surface as an error).
 */
export declare function addWorktree(projectRoot: string, worktreePath: string, branch: string, baseBranch?: string): Promise<void>;
/**
 * Remove a git worktree by path.
 *
 * Shells out to: git worktree remove [-f] <path>
 * Uses reject: false so that removing a worktree that no longer exists
 * does not crash cleanup paths.
 */
export declare function removeWorktree(projectRoot: string, worktreePath: string, force?: boolean): Promise<void>;
/**
 * Check whether the working tree is clean (no staged or unstaged changes).
 *
 * Returns { clean: true, dirtyFiles: [] } when the tree is clean.
 * Returns { clean: false, dirtyFiles: [...] } listing each dirty path
 * (parsed from `git status --porcelain` — columns 0-1 are the XY status
 * codes, column 2 is a space, then the path starts at column 3).
 */
export declare function isClean(cwd: string): Promise<{
    clean: boolean;
    dirtyFiles: string[];
}>;
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