add g++

Author: smlabt

Dockerfile

@@ -1,8 +1,6 @@
 FROM node:10-alpine
 
-RUN apk --update add python bash git && \
-    rm -rf /var/cache/apk/*
-RUN apk --no-cache --allow-untrusted -X https://apkproxy.herokuapp.com/sgerrand/alpine-pkg-glibc add glibc glibc-bin && \
+RUN apk --update add python bash git g++ && \
     rm -rf /var/cache/apk/*
 RUN npm i -g --unsafe-perm node-gyp && \
     npm cache clean --force