when we first login with google showing this error

[nilerajput91]

[AmitXShukla]

This is very clear error, your Firebase rules are not setup correctly, Please make sure, you copy paste Firebase Rules exactly as-is from ReadMe.md file.

Also, please watch part # for quick installation and Part #4 for more details on how to setup Firebase rules.
These are long videos, but Please try not to skip content and fast forward.
https://www.youtube.com/playlist?list=PLp0TENYyY8lHNMTAlrfVQKzAvQo3yzHYk