Prebuilt ExecuTorch runtime with XNNPACK backend as a JNI library.
Unzip it and place the libexecutorch.so file here:
executorch-style-transfer/android/app/src/main/jniLibs/arm64-v8a/libexecutorch.so
Built following https://pytorch.org/executorch/0.2/demo-apps-android.html#runtime
Android NDK version: 27.0.11902837
Android ABI: arm64-v8a