For firebase, implementation refer to: — Flutter | Firebase | Connect: Android, IOS & Web (2022)
Requirements before following mentioned steps:mwaseemaw.medium.com Let's Begin with Google sign-in, Go to your terminal and enter : cd android to enter the android folder. Then enter the command: # Windows
.\gradlew signingReport # GNU/Linux (Works in Mac also I guess)
./gradlew signingReport You will find the below SHA1 and SHA-256 in the terminal as output