# syntax=docker/dockerfile:1.7
FROM golang:1.25-alpine AS build
WORKDIR /src
ARG VERSION=dev
ARG COMMIT=dev
ARG BUILD_DATE=unknown
COPY go.mod ./
RUN --mount=type=cache,target=/go/pkg/mod go mod download
COPY . .
RUN --mount=type=cache,target=/go/pkg/mod --mount=type=cache,target=/root/.cache/go-build \
    CGO_ENABLED=0 GOOS=linux go build -trimpath \
    -ldflags="-s -w -X git.send.nrw/sendnrw/dockwatch/internal/buildinfo.Version=${VERSION} -X git.send.nrw/sendnrw/dockwatch/internal/buildinfo.Commit=${COMMIT} -X git.send.nrw/sendnrw/dockwatch/internal/buildinfo.Date=${BUILD_DATE}" \
    -o /out/dockwatch ./cmd/dockwatch

FROM docker:cli
ENV DOCKER_CONFIG=/data/docker-config
RUN apk add --no-cache ca-certificates tzdata git openssh-client
COPY --from=build /out/dockwatch /usr/local/bin/dockwatch
VOLUME ["/data","/stacks"]
EXPOSE 8080
HEALTHCHECK --interval=30s --timeout=5s --start-period=10s --retries=3 CMD wget -q -O /dev/null http://127.0.0.1:8080/healthz || exit 1
ENTRYPOINT ["/usr/local/bin/dockwatch"]
