Fixed clang compilation and added support for making assertions and erros throw exceptions for easier testing.

source/mijin/net/request.cpp

@@ -131,6 +131,7 @@ Task<StreamResult<HTTPResponse>> c_request(const URL& url, HTTPRequestOptions op
 #undef HANDLE_CURL_RESULT
     
     HTTPResponse response = {
+        .version = {},
         .body = std::move(body)
     };
     if (const curl::Result<int> httpVersion = easy.getHTTPVersion(); httpVersion.isSuccess())