Add specification config for tools

tests/polymind/core/test_tool.py

@@ -10,6 +10,13 @@
 
 
 class ToolForTest(BaseTool):
+
+    def input_spec(self) -> list[Param]:
+        return [Param(name="query", type="str", description="The query to reverse")]
+
+    def output_spec(self) -> list[Param]:
+        return [Param(name="result", type="str", description="The reversed query")]
+
     async def _execute(self, input: Message) -> Message:
         """Reverse the prompt and return the result.
 

tests/polymind/tools/test_oai_tools.py

@@ -1,3 +1,8 @@
+"""Tests for OpenAIChatTool.
+Run the test with the following command:
+    poetry run pytest tests/polymind/tools/test_oai_tools.py
+"""
+
 import pytest
 from unittest.mock import AsyncMock, patch
 from polymind.core.message import Message