export type WorkspaceSource = 'codex' | 'repo' | 'fallback';
export type WorkspaceCandidateInput = {
    path?: string | null;
    name?: string | null;
    updated_at?: string | null;
    source?: WorkspaceSource;
};
export type WorkspaceCandidate = {
    path: string;
    label: string;
    source: WorkspaceSource;
    updated_at: string | null;
    git?: WorkspaceGitContext;
};
export type WorkspaceGitWorktree = {
    path: string;
    branch: string | null;
    head: string | null;
    bare?: boolean;
};
export type WorkspaceGitContext = {
    root: string;
    current_branch: string | null;
    branches: string[];
    worktrees: WorkspaceGitWorktree[];
};
export declare function isFilesystemRoot(workspacePath: string): boolean;
export declare function discoverRepoWorkspaceCandidates(input?: {
    homeDir?: string;
    fallbackCwd?: string;
}): WorkspaceCandidateInput[];
export declare function listWorkspaceCandidates(input?: {
    fallbackCwd?: string;
    mirroredProjects?: WorkspaceCandidateInput[];
}): WorkspaceCandidate[];
export declare function discoverWorkspaceCandidates(fallbackCwd?: string): WorkspaceCandidate[];
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