This is a minimal test application based on GameActivity that just
runs a mainloop based on android_activity::poll_events() and traces
the events received without doing any rendering. It also saves and
restores some minimal application state.
export ANDROID_NDK_HOME="path/to/ndk"
export ANDROID_HOME="path/to/sdk"
rustup target add aarch64-linux-android
cargo install cargo-ndk
cargo ndk -t arm64-v8a -o app/src/main/jniLibs/ build
./gradlew build
./gradlew installDebug
adb shell am start -n co.realfit.agdkmainloop/.MainActivity