add dockerfile for prod/dev

.dockerignore

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+docker/Dockerfile

docker/Dockerfile

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+FROM ubuntu:18.04 as builder
+
+ENV DEBIAN_FRONTEND=noninteractive
+
+RUN set -e -x ;\
+    apt-get -y update ;\
+    apt-get -y upgrade ;\
+    apt-get -y install golang build-essential protobuf-compiler ;\
+    rm -rf /var/lib/apt/lists
+
+ENV GOPATH=/go
+ENV PATH=/go/bin:$PATH
+
+WORKDIR /go/src/code.hackerspace.pl/hscloud
+
+ADD go/vendor go/vendor
+
+RUN set -e -x ;\
+    go install code.hackerspace.pl/hscloud/go/vendor/github.com/golang/protobuf/protoc-gen-go ;\
+    go install code.hackerspace.pl/hscloud/go/vendor/github.com/gobuffalo/packr/packr
+
+ADD . .
+
+RUN set -e -x ;\
+    go generate code.hackerspace.pl/hscloud/... ;\
+    go install code.hackerspace.pl/hscloud/go/svc/...
+
+FROM ubuntu:18.04
+
+RUN set -e -x ;\
+    useradd -rm svc
+
+COPY --from=builder /go/bin/* /usr/local/bin/
+
+USER svc
+ENV PATH=/usr/local/bin:$PATH