Published Gabriel client app on Android play store has a hard-coded "engine_name" of "instruction". Currently, there doesn't seem to have an easy way to change this "engine_name" to something else without rebuilding a client APK.
This makes the android client rather specific for each individual application.
The new Gabriel protocol uses source_name and result_producer_name fields. The source_name for the Gabriel Instruction client should always be instruction.
Published Gabriel client app on Android play store has a hard-coded "engine_name" of "instruction". Currently, there doesn't seem to have an easy way to change this "engine_name" to something else without rebuilding a client APK.
This makes the android client rather specific for each individual application.