creates private dockerfile for easy build with Dockerhub

PrivateDockerfile

+#
+# abc Dockerfile
+# private: docker build --build-arg ABC_BUILD=noss -t abc .
+# docker volume create --name abc
+# docker run -i --rm -v abc:/root abc login google
+# root is $HOME, -i for stdin, --rm to remove container
+#
+
+# Pull the base image
+FROM alpine:3.8
+MAINTAINER Siddharth Kothari <siddharth@appbase.io>
+
+# Set GOPATH
+ENV GOPATH /go
+
+# certs
+RUN apk --update add --no-cache ca-certificates
+RUN update-ca-certificates
+
+# Make directories for the code
+RUN mkdir -p /go/src/github.com/appbaseio/abc
+RUN mkdir -p /abc
+
+# Add abc files
+ADD . /go/src/github.com/appbaseio/abc
+
+# install the noss variant
+RUN apk add --no-cache --virtual build-dependencies go libc-dev && \
+	cd /go/src/github.com/appbaseio/abc && \
+	go build -tags noss ./cmd/abc/... && \
+	mv ./abc /abc/ && \
+	apk del build-dependencies && \
+	rm -rf /go && \
+	rm -rf /usr/local/go
+
+WORKDIR /abc
+
+# Define default entrypoint
+# Entrypoint gets extra parameters from docker run
+ENTRYPOINT ["./abc"]