FROM golang:1.22-alpine as builder
ARG CGO_ENABLED=0
WORKDIR /app

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

RUN go build

FROM gcr.io/distroless/static:nonroot
WORKDIR /app
COPY --from=builder /app/timetable /usr/bin/timetable
COPY timetables.yaml .
COPY static/*.html static/*.css static/*.js static/

USER nonroot
ENTRYPOINT ["timetable"]