runtime error

Traceback (most recent call last): File "/home/user/app/app.py", line 11, in <module> tools = [TavilySearchResults(max_results=1)] File "/usr/local/lib/python3.10/site-packages/langchain_core/tools.py", line 374, in __init__ super().__init__(**kwargs) File "/usr/local/lib/python3.10/site-packages/pydantic/v1/main.py", line 339, in __init__ values, fields_set, validation_error = validate_model(__pydantic_self__.__class__, data) File "/usr/local/lib/python3.10/site-packages/pydantic/v1/main.py", line 1064, in validate_model value = field.get_default() File "/usr/local/lib/python3.10/site-packages/pydantic/v1/fields.py", line 437, in get_default return smart_deepcopy(self.default) if self.default_factory is None else self.default_factory() File "/usr/local/lib/python3.10/site-packages/pydantic/v1/main.py", line 341, in __init__ raise validation_error pydantic.v1.error_wrappers.ValidationError: 1 validation error for TavilySearchAPIWrapper __root__ Did not find tavily_api_key, please add an environment variable `TAVILY_API_KEY` which contains it, or pass `tavily_api_key` as a named parameter. (type=value_error)

Container logs: