refractor agents (#100)

* refractor agents

* minor cosmetic, add terminal ui for cli

* pump to 0.3.4

* Add temporary path

* fix unclose files in tests

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Co-authored-by: trducng <trungduc1992@gmail.com>

knowledgehub/agents/rewoo/planner.py

@@ -1,10 +1,10 @@
 from typing import Any, List, Optional, Union
 
+from kotaemon.agents.base import BaseLLM, BaseTool
+from kotaemon.agents.io import BaseScratchPad
 from kotaemon.base import BaseComponent
 from kotaemon.llms import PromptTemplate
 
-from ..base import BaseLLM, BaseTool
-from ..output.base import BaseScratchPad
 from .prompt import few_shot_planner_prompt, zero_shot_planner_prompt