The script takes the following RUN_OPT parameters:
--image-muen-external-build Muen system is built automatically or externally
--image-muen-system Muen system policy
--image-muen-components Muen system components
--image-muen-hardware Muen hardware platform
--image-muen-gnat-path Path to GNAT toolchain
--image-muen-spark-path Path to SPARK toolchain