////////////////////////////////////////////////////////////////////////////////
/// @startDocuBlock JSF_foxx_BaseMiddleware_response_set
///
/// `response.set(key, value)`
///
/// Set a header attribute, for example:
///
/// @EXAMPLES
///
/// ```js
/// response.set("Content-Length", 123);
/// response.set("Content-Type", "text/plain");
/// ```
///
/// or alternatively:
///
/// ```js
/// response.set({
///   "Content-Length": "123",
///   "Content-Type": "text/plain"
/// });
/// ```
/// @endDocuBlock
////////////////////////////////////////////////////////////////////////////////