FROM alpine:3.14 RUN apk update && apk upgrade && apk add \ gcc \ g++ \ libsass-dev \ musl-dev \ make \ git \ libtool \ autoconf \ automake \ m4 RUN git clone https://github.com/sass/sassc.git \ && cd sassc \ && autoreconf -i \ && mkdir x \ && cd x \ && ../configure \ && make -j$(nproc) install