Add requirements.txt with dependencies for OpenAI and Streamlit

This commit adds a new requirements.txt file listing the necessary Python packages for running the Streamlit application integrated with the OpenAI API. The file includes specific versions for better compatibility and reproducibility. This ensures that all required dependencies are correctly managed and installed, facilitating easier setup and deployment of the application.

requirements.txt

@@ -0,0 +1,2 @@
+openai
+streamlit