Steps to run

1. Follow PDK Prerequisites on the Mulesoft documentation site, and setup the basic requirements

2. Initialise a new project anypoint-cli-v4 pdk policy-project create --name <my-custom-policy>

3. Copy content of gcl.yaml, lib.rs, Corgo.toml files, and paste these files in your project at respective locations.

4. Compile the project by running make build

5. Publish the policy to mulesoft exchange by running make publish

6. You can now apply this custom policy on your flex gateway api's.