You don't need to clone or download this, since the Dockerfile has been pushed to Docker Hub. You can simply install via:
docker pull cragl/fastlayers
and run the server via:
docker run -p 8000:8000 -p 9988:9988 cragl/fastlayers
Open your web browser to: http://localhost:8000/
This Docker installation doesn't use OpenCL.
If you'd like to build without docker hub, you can run the following without checking out this repository:
docker build -f docker/Dockerfile -t fastlayer https://github.com/CraGL/fastLayerDecomposition.git
If you want to edit the code, check out the repository, cd fastLayerDecomposition, and then:
docker build -f docker/Dockerfile -t fastlayers .
Run the server via:
docker run -p 8000:8000 -p 9988:9988 fastlayers