# Build the manager binary
FROM golang:1.22 AS builder

WORKDIR /workspace

# Build
RUN --mount=type=cache,target=/go/pkg/mod/,sharing=locked \
    --mount=type=bind,source=go.sum,target=go.sum \
    --mount=type=bind,source=go.mod,target=go.mod \
    go mod download
RUN --mount=type=cache,target=/go/pkg/mod/ \
    --mount=type=bind,target=. \
    CGO_ENABLED=0 GOOS=linux GO111MODULE=on go build -a -o /bin/manager cmd/training-operator.v2alpha1/main.go

# Use distroless as minimal base image to package the manager binary
# Refer to https://github.com/GoogleContainerTools/distroless for more details
FROM gcr.io/distroless/static:nonroot
WORKDIR /
COPY --from=builder /bin/manager .
ENTRYPOINT ["/manager"]
