update .gitignore

update requirements.txt

add OpenAI platform

add error info in get_llm_models and get_embedding_models

add glm in platforms

update rag_chat_page.py

update rag_chat_page.py

update requirements.txt

update agent_chat_page.py and naive_rag_tool.py

update knowledge_base_page.py and naive_rag_tool.py

update utils.py and requirements.txt

update ollama chat model

Merge pull request #3 from FeyaM/master

Update utils.py

Update utils.py