Function handle_agent_workspace_list 

pub async fn handle_agent_workspace_list(
    __arg0: State<AppState>,
    headers: HeaderMap,
    __arg2: Path<String>,
    __arg3: Query<BrowseQuery>,
) -> Response

GET /api/agents/{alias}/workspace/list?path=<rel> — one level under <install>/agents/{alias}/workspace/<rel>.