Can you share your requirements.txt for reference?
Greetings,
The requirements.txt should be in the root file of the github repo
Could you share your repo link?
requirements.txt should be in the root folder of your github repository. You can try to use pipreqs to automatically generate your requirements.txt file and try to redeploy the website to see if it works, watch this article here: How to Auto Generate requirements.txt (Dependencies) in Python - 3 examples