proto: docker deployment (#5931)

tools/proto/Dockerfile

@@ -0,0 +1,27 @@
+FROM bufbuild/buf:latest as buf
+
+FROM golang:1.14-alpine3.11 as builder
+
+RUN apk add --update --no-cache build-base curl git upx && \
+  rm -rf /var/cache/apk/*
+
+ENV GOLANG_PROTOBUF_VERSION=1.3.1 \
+  GOGO_PROTOBUF_VERSION=1.3.2
+
+RUN GO111MODULE=on go get \
+  github.com/golang/protobuf/protoc-gen-go@v${GOLANG_PROTOBUF_VERSION} \
+  github.com/gogo/protobuf/protoc-gen-gogo@v${GOGO_PROTOBUF_VERSION} \
+  github.com/gogo/protobuf/protoc-gen-gogofaster@v${GOGO_PROTOBUF_VERSION} && \
+  mv /go/bin/protoc-gen-go* /usr/local/bin/
+
+
+FROM alpine:edge
+
+WORKDIR /work
+
+RUN echo 'http://dl-cdn.alpinelinux.org/alpine/edge/testing' >> /etc/apk/repositories && \
+  apk add --update --no-cache clang && \
+  rm -rf /var/cache/apk/*
+
+COPY --from=builder /usr/local/bin /usr/local/bin
+COPY --from=buf /usr/local/bin /usr/local/bin