Add semantic search v1

[billmetangmo]

• Using vector databse: https://github.com/qdrant/qdrant | pgvector with postgres
• Using faiss & openai embediing like in simon article with datasette: https://simonwillison.net/2023/Jan/13/semantic-search-answers/
• https://github.com/neuml/txtai | https://github.com/flairNLP/flair
• https://github.com/jina-ai/jina

[billmetangmo]

OpenAi embedding compare to start of art seems worse: https://medium.com/@nils_reimers/openai-gpt-3-text-embeddings-really-a-new-state-of-the-art-in-dense-text-embeddings-6571fe3ec9d9 https://huggingface.co/spaces/mteb/leaderboard

[billmetangmo]

• [x] On aurait besoin de questions : chaque membre a 3/5 questions.

[billmetangmo]

UTilisation de FAISS