Firebase Auth Login & Sign Up Failed

[Darwin_Danish1 (Darwin Danish)]

I make chat gpt app and it have login & sign up system, i use firebase auth extension. But when i use firebase auth and try to login & sign up it always end up with failed message.

I also refer to all topic about firebase auth extension in this community before. Already Try many thing/step but it still return to failed. I already try:

1. Add Google Json File
   
   
2. Add SHA Key And Re-upload Json File
   
   

This is block i use:

I Hope Someone Can Help Me To Fix This Issue

[WeMakeBest]

What about reading the message variable which accrue when Sign Up Failed?