IssueTriage can now interact with task in YouTrack and it is idempotent

common/as_type.py

@@ -14,6 +14,9 @@ def _as_dict(result: Any) -> dict:
     if isinstance(result, dict):
         return result
 
+    if isinstance(result, str):
+        return json.loads(result)
+
     if not isinstance(result, list):
         raise ValueError(f"Unexpected MCP response shape: {type(result)}")
 
@@ -57,6 +60,8 @@ def _as_list(result: Any) -> list[dict]:
         text = result[0].get("text", "")
     elif isinstance(result, list):
         return result  # already a list of dicts
+    elif isinstance(result, str):
+        return json.loads(result)
     else:
         raise ValueError(f"Unexpected MCP response shape: {type(result)}")