FROM golang:1.25.5-trixie AS builder

ENV GOCACHE=/tmp/go-build \
    GOPROXY=https://proxy.golang.org,direct

WORKDIR /src
COPY go.mod ./
RUN go mod download

COPY . .
RUN CGO_ENABLED=0 go build -o /bin/geoip ./cmd/server && \
    CGO_ENABLED=0 go build -o /bin/geoip-loader ./cmd/loader

FROM debian:trixie-slim

RUN useradd --create-home --shell /usr/sbin/nologin appuser

WORKDIR /app

COPY --from=builder /bin/geoip /usr/local/bin/geoip
COPY --from=builder /bin/geoip-loader /usr/local/bin/geoip-loader
COPY GeoLite2-City.mmdb /data/GeoLite2-City.mmdb

ENV GEOIP_DB_PATH=/data/GeoLite2-City.mmdb
USER appuser

EXPOSE 8080
CMD ["geoip"]