Added supported_features in kernel_info_reply

Author: JohanMabille

src/xinterpreter.cpp

@@ -310,7 +310,12 @@ namespace xpyt
               "\n");
 #endif
         result["banner"] = banner;
-        result["debugger"] = (PY_MAJOR_VERSION != 3) || (PY_MAJOR_VERSION != 13);
+        bool debugger = (PY_MAJOR_VERSION != 3) || (PY_MAJOR_VERSION != 13);
+        result["debugger"] = debugger;
+        if (debugger)
+        {
+            result["supported_features"] = nl::json::array({"debugger"});
+        }
 
         result["language_info"]["name"] = "python";
         result["language_info"]["version"] = PY_VERSION;