draft for Dockerfile at grep-server

Dockerfile

# Usage:
# ```
# $ docker run -d --rm u1and0/grep-server [options]
# ```

FROM golang:buster AS builder
COPY ./main.go /go/src/github.com/u1and0/grep-server/main.go
COPY ./go.mod /go/src/github.com/u1and0/grep-server/go.mod
WORKDIR /go/src/github.com/u1and0/grep-server
# For go module using go-pipeline
ENV GO111MODULE=on
RUN apk --update --no-cache add git &&\
    go build -o /go/bin/grep-server

FROM alpine:3.12 as runner
COPY --from=builder /go/bin/grep-server /usr/bin/grep-server
RUN wget https://github.com/phiresky/ripgrep-all/releases/download/v0.9.6/ripgrep_all-v0.9.6-x86_64-unknown-linux-musl.tar.gz
RUN apk --update --no-cache add ripgrep pandoc poppler-utils ffmpeg cargo
ENTRYPOINT ["/usr/bin/grep-server"]

LABEL maintainer="u1and0 <e01.ando60@gmail.com>"\
      description="Running grep-server"\
      version="v0.0.0"