initial

Dockerfile

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+## build image:
+ARG GO_VERSION=1.15
+FROM golang:${GO_VERSION}-alpine AS builder
+
+RUN mkdir /user && \
+    echo 'nobody:x:65534:65534:nobody:/:' > /user/passwd && \
+    echo 'nobody:x:65534:' > /user/group
+RUN apk add --no-cache ca-certificates git bzip2 make gcc libc-dev
+
+RUN mkdir -p /go/src/git.eeqj.de/sneak/historyposter
+WORKDIR /go/src/git.eeqj.de/sneak/historyposter
+
+COPY go.mod .
+COPY go.sum .
+RUN go mod download
+
+COPY ./ ./
+RUN make build
+RUN tar -c /go | bzip2 > /go.tbz2
+
+## output image:
+FROM scratch as final
+COPY --from=builder /user/group /user/passwd /etc/
+COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
+COPY --from=builder /go/src/git.eeqj.de/sneak/historyposter/historyposter /app/historyposter
+COPY --from=builder /go.tbz2 /go.tbz2
+
+WORKDIR /app
+
+ENV PORT 8080
+ENV DBURL none
+
+EXPOSE 8080
+
+USER nobody:nobody
+
+ENTRYPOINT ["./historyposter"]