Custom assets build

Dockerfile

FROM golang:1.13-alpine as builder

LABEL maintainer="MinIO Inc <dev@min.io>"
ENV GOPATH /go
ENV CGO_ENABLED 0
ENV GO111MODULE on

COPY . ./minio
RUN cd minio && go install -v -ldflags "$(go run buildscripts/gen-ldflags.go)"

FROM golang:1.13-alpine as builder

LABEL maintainer="MinIO Inc <dev@min.io>"

ENV GOPATH /go
ENV CGO_ENABLED 0
ENV GO111MODULE on

COPY . ./minio

RUN cd minio && go install -v -ldflags "$(go run buildscripts/gen-ldflags.go)"
FROM alpine:3.12

ENV MINIO_UPDATE off
ENV MINIO_ACCESS_KEY_FILE=access_key \
    MINIO_SECRET_KEY_FILE=secret_key \
    MINIO_KMS_MASTER_KEY_FILE=kms_master_key \
    MINIO_SSE_MASTER_KEY_FILE=sse_master_key

EXPOSE 9000

COPY --from=builder /go/bin/minio /usr/bin/minio
COPY --from=builder /go/minio/CREDITS /third_party/
COPY --from=builder /go/minio/dockerscripts/docker-entrypoint.sh /usr/bin/

RUN  \
     apk add --no-cache ca-certificates 'curl>7.61.0' 'su-exec>=0.2' && \
     echo 'hosts: files mdns4_minimal [NOTFOUND=return] dns mdns4' >> /etc/nsswitch.conf

ENTRYPOINT ["/usr/bin/docker-entrypoint.sh"]

VOLUME ["/data"]

CMD ["minio"]