# The cache provisioner, as a module ships one.
#
# FROM scratch, like the postgres one and unlike the bucket one: it speaks the store's own wire
# protocol directly and needs no client in the image.
# The Go it builds with is the one the manifest pins (build.on GO_BASE), passed by the Makefile and the
# build machine alike; the default only serves a hand build, and matches go.mod.
ARG GO_BASE=golang:1.26-alpine
FROM ${GO_BASE} AS build
WORKDIR /src
COPY go.mod go.sum ./
RUN go mod download
COPY . .
RUN CGO_ENABLED=0 go build -trimpath -ldflags '-s -w' \
    -o /mesh-provision-redis ./examples/redis-provisioner

FROM scratch
COPY --from=build /mesh-provision-redis /mesh-provision-redis
# Watching by default, because that is what makes it a module: an ordinary long-running service
# the host supervises, rather than something invoked after every declaration.
ENTRYPOINT ["/mesh-provision-redis", "--watch"]