CPP example for handling request/response transform for ATS Wasm Plugin

To compile transform.wasm

• Create a docker image following instructions here - https://github.com/proxy-wasm/proxy-wasm-cpp-sdk/blob/master/README.md#docker
• In this directory run docker run -v $PWD:/work -w /work wasmsdk:v2 /build_wasm.sh

Copy the yaml in this directory and the generated transform.wasm to /usr/local/var/wasm/ and activate the plugin in plugin.config

• wasm.so /usr/local/var/wasm/transform.yaml