FROM golang:1.24-alpine AS builder

ARG VERSION=dev
ARG BUILD_TIME=unknown

WORKDIR /app

COPY go.mod go.sum* ./
RUN go mod download || true

COPY . .

RUN go mod tidy && \
    CGO_ENABLED=0 go build \
    -ldflags "-s -w -X main.Version=${VERSION} -X main.BuildTime=${BUILD_TIME}" \
    -o /felhom-hub ./cmd/hub/

FROM alpine:3.21

RUN apk add --no-cache ca-certificates tzdata

COPY --from=builder /felhom-hub /usr/local/bin/felhom-hub

RUN mkdir -p /data /etc/felhom-hub

ENV TZ=Europe/Budapest

EXPOSE 8080

ENTRYPOINT ["/usr/local/bin/felhom-hub"]
CMD ["-config", "/etc/felhom-hub/hub.yaml"]