Dockerfile

# Builder
FROM golang:1.25-alpine3.21 AS builder

ARG VERSION

WORKDIR /analytics

COPY go.mod ./
COPY go.sum ./

RUN go mod download

COPY ./badge_handler.go ./
COPY ./cache.go ./
COPY ./dashboard.html ./
COPY ./dashboard_handler.go ./
COPY ./favicon.ico ./
COPY ./health_handler.go ./
COPY ./instances_handler.go ./
COPY ./main.go ./
COPY ./rate_limiter.go ./
COPY ./queries ./queries

RUN CGO_ENABLED=0 go build -o analytics -ldflags "-s -w -X main.version=${VERSION}"

# Runner
FROM alpine:3.23 AS runner

WORKDIR /analytics

COPY --from=builder /analytics/analytics ./

RUN mkdir /data

RUN adduser -u 1000 -H -D analytics

RUN chown analytics /data

ENV DATABASE_PATH=/data/analytics.db

EXPOSE 8080

VOLUME ["/data"]

USER analytics

ENV PATH=$PATH:/analytics

ENTRYPOINT ["analytics"]