GTimothee

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Knowledgebase embeddings

2

## Description - Adds save and load methods to KnowledgeBase - Adds save and load methods to KnowledgeBase using hugginface hub - Adds card template for the newly created dataset...

Fixes this error: ``` --------------------------------------------------------------------------- DeprecatedEnv Traceback (most recent call last) [](https://localhost:8080/#) in () 2 3 # First, we create our environment called LunarLander-v2 ----> 4 env = gym.make("LunarLander-v2") 5...