# syntax = docker/dockerfile:1.2
FROM golang:1.16.1-alpine AS build
WORKDIR /src
RUN apk add --no-cache file
RUN --mount=target=. --mount=target=/root/.cache,type=cache \
CGO_ENABLED=0 go build -o /out/dagger ./cmd/dagger && file /out/dagger | grep "statically linked"
FROM scratch
COPY --from=build /out/dagger /bin/dagger
ENTRYPOINT ["/bin/dagger"]