android react native build

create normal build in android react native
  //to generate signing keystore
  keytool -genkey -v -keystore my-release-key.keystore -alias my-key-alias -keyalg RSA -keysize 2048 -validity 10000
 // in app level build.gradle
  signingConfigs {
        debug {
            storeFile file("../keystores/debug.keystore")
            storePassword "android"
            keyAlias "androiddebugkey"
            keyPassword "android"
        }
        release {

            storeFile file("../keystores/live_keystore.keystore")
            storePassword "android"
            keyAlias "androidSignKey"
            keyPassword "android"
        }
    }
    
    // in your buildTypes
    
     releaseStaging {
            signingConfig signingConfigs.debug
            matchingFallbacks=['debug','release']
        }
        
        create a build using
        
        ./gradlew assembleReleaseStaging