FROM golang:buster AS build

RUN apt-get update
RUN apt-get install -y libvips-dev

RUN mkdir /src /dist

WORKDIR /src
COPY . ./

WORKDIR /src/cmd/preview/
RUN go build -o /dist/preview


FROM debian:buster

RUN apt-get update \
	&& apt-get install -y libvips42 \
	&& rm -rf /var/lib/apt/lists/*

COPY --from=build /dist/preview /preview

ENTRYPOINT ["/preview"]