RuntimeWarning: coroutine 'DuckDuckGoSearchEngine.perform_search' was never awaited

[phoenine]

Bug Description

app/tool/web_search.py:100: RuntimeWarning: coroutine 'DuckDuckGoSearchEngine.perform_search' was never awaited

Need to remove async in duckduckgo_search.py

Bug solved method

class DuckDuckGoSearchEngine(WebSearchEngine):
    def perform_search(self, query, num_results=10, *args, **kwargs):
        """DuckDuckGo search engine."""
        return DDGS.text(query, num_results=num_results)

Environment information

• System version:
• Python version:
• OpenManus version or branch: hackathon
• Installation method (e.g., pip install -r requirements.txt or pip install -e .):

Extra information

No response