One of our required package: discord.py, will not be maintained anymore.
For more details please refer to: https://gist.github.com/Rapptz/4a2f62751b9600a31a0d3c78100287f1#FAQ
So we might need to find a substitute for it.
Currently I think we can use pycord, which is a maintained fork of discord.py and will be keep maintaining for the moment.