Feat/regenerate answer (#7)

* Add regen button and repharasing question on regen

* Stop appending regen messages to history, allow only one

* Add dynamic conversation state

* Allow reasoning pipeline to manipulate state

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Co-authored-by: albert <albert@cinnamon.is>
Co-authored-by: Duc Nguyen (john) <trungduc1992@gmail.com>

libs/kotaemon/kotaemon/loaders/utils/adobe.py

@@ -15,8 +15,6 @@ from decouple import config
 
 from kotaemon.loaders.utils.gpt4v import generate_gpt4v
 
-logging.basicConfig(level=os.environ.get("LOGLEVEL", "INFO"))
-
 
 def request_adobe_service(file_path: str, output_path: str = "") -> str:
     """Main function to call the adobe service, and unzip the results.