favoritter/Containerfile

# SPDX-License-Identifier: AGPL-3.0-or-later
# Build: BUILDAH_FORMAT=docker podman build \
#   --build-arg BUILD_DATE="$(date -u +%Y-%m-%dT%H:%M:%SZ)" \
#   --build-arg GIT_REVISION="$(git describe --always --dirty)" \
#   -t favoritter .

FROM docker.io/library/golang:1.26-bookworm AS builder
WORKDIR /src
COPY go.mod go.sum ./
RUN go mod download
COPY . .
ARG VERSION=dev
ARG BUILD_DATE=unknown
RUN CGO_ENABLED=0 go build \
    -ldflags="-s -w -X main.version=${VERSION} -X main.buildDate=${BUILD_DATE}" \
    -o /favoritter ./cmd/favoritter

FROM docker.io/library/debian:bookworm-slim
ARG BUILD_DATE
ARG GIT_REVISION
LABEL org.opencontainers.image.created="${BUILD_DATE}" \
      org.opencontainers.image.revision="${GIT_REVISION}" \
      org.opencontainers.image.source="https://kode.naiv.no/olemd/favoritter" \
      org.opencontainers.image.licenses="AGPL-3.0-or-later" \
      org.opencontainers.image.title="Favoritter" \
      org.opencontainers.image.description="Self-hosted favorites web app"
RUN printf 'build_date=%s\ngit_revision=%s\n' "${BUILD_DATE}" "${GIT_REVISION}" > /etc/build-info

RUN useradd -r -s /usr/sbin/nologin favoritter \
    && mkdir -p /data/uploads \
    && chown -R favoritter:favoritter /data
USER favoritter
COPY --from=builder /favoritter /usr/local/bin/favoritter

ENV FAVORITTER_DB_PATH=/data/favoritter.db \
    FAVORITTER_UPLOAD_DIR=/data/uploads \
    FAVORITTER_LISTEN=:8080

EXPOSE 8080
VOLUME ["/data"]
HEALTHCHECK --interval=30s --timeout=3s CMD ["/usr/local/bin/favoritter", "-healthcheck"]
ENTRYPOINT ["/usr/local/bin/favoritter"]