Asus Merlin build environment in Docker
git clone https://github.com/RMerl/asuswrt-merlin.ng.git
docker run -v asuswrt-merlin.ng:/home/merlin/asuswrt-merlin-root -t -i yozik04/asuswrt-merlin-build-env
cd asuswrt-merlin-root/release/src-rt-6.x.4708/
make rt-ac68u