usestd::collections::HashMap;/// Supported request body types
#[derive(Debug, Clone, Copy, PartialEq, Eq)]pubenumRequestBody{/// JSON body
Json,/// Form-encoded body
Form,/// Multipart form body (for file uploads, etc.)
Multipart,/// No body (for GET, DELETE, etc.)
None,}/// Query parameters for the request
pubtypeQueryParams=HashMap<String, String>;