Android Flavors (or schemes on iOS) are defined by categorising different compile-time configuration build types for different stages of development taking in consideration the version of app the particular team is currently working to get in-lined the maximum effeciency . Flavor: Same App, Different Behaviour.
Read moreHow do you get the flavor in flutter?
The first step is to download google-services. json file(s) from each Firebase project to a temporary location at your machine. Next, create two folders android/app/src/dev and android/app/src/prod for each flavor. The Firebase configuration files go under their flavor folders under android/app/src/ folder..
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