Looking at upgrading versions of openresty and luarocks. Noticed that LUAROCKS_VER variable in build.sh is not used throught the script so fixed it.
Looking at upgrading versions of openresty and luarocks. Noticed that LUAROCKS_VER variable in build.sh is not used throught the script so fixed it.

UKHomeOffice/docker-ngx-openresty,UKHomeOffice/docker-nginx-proxy