The image is based on openjdk:8-jdk-slim.
Github: https://github.com/zhywang/android-sdk-docker
The image is tagged in format $ANDROID_SDK_VERSION-$ANDROID_VERSION-$ANDROID_BUILD_TOOLS_VERSION
For example, tag 3859397-27-27.0.3 means with Android SDK 3859397, Android 8.1 Oreo and Build Tools 27.0.3.