FROM golang:1.18-alpine AS build

WORKDIR /Activity-Relay
COPY ./app /Activity-Relay

RUN  mkdir -p /rootfs/usr/bin && \
     apk add -U --no-cache git && \
     go build -o /rootfs/usr/bin/relay -ldflags "-X main.version=$(git describe --tags HEAD)" .

FROM alpine

COPY ./actor.pem /var/lib/relay/

COPY --from=build /rootfs/usr/bin /usr/bin
RUN  chmod +x /usr/bin/relay && \
     apk add -U --no-cache ca-certificates
EXPOSE 8080