Decompress the zip file in a folder for development using Eclipse tools.
Import in Eclipse and refresh (two times?) with F5 to build PG8.apk file.
Connect your Android device and run/debug your S8 using Web View interface
Framework for S8
The PhoneGap framework for S8 implements complete interface of PhoneGap and let you build applications for all targets with the same smalltalk source code.
To access the last version of the framework, evaluate (in your web based S8):
onLoad: [self print: 'PhoneGap framework loaded.']
"load file PG8Demo.st.js for demostration framework"