Changes:
- Update the Dockerfile template to build the GTS image from alpine:3.17.
- Add logic to download and verify GTS packages.
- Allow the Download target to be more forgiving for a service that does not need to download any files.
- The Download target is now a dependency to the Render target for all services that aren't named 'compose'.
- Update the path to the web files in the GTS config file.
- Update the entrypoint to use the correct path of the GTS executable file.
Chores:
- Remove unused DockerImageDigest setting from GTS config.
