FROM golang:1.25-bookworm AS builder WORKDIR /src COPY go.mod go.sum ./ RUN go mod download COPY . . RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -trimpath -ldflags="-s -w" -o /out/prayertimes . FROM debian:bookworm-slim RUN apt-get update \ && apt-get install --no-install-recommends -y ca-certificates tzdata \ && rm -rf /var/lib/apt/lists/* WORKDIR /app COPY --from=builder /out/prayertimes /usr/local/bin/prayertimes ENV PORT=8000 ENV DB_PATH=/data/prayertimes.sqlite3 EXPOSE 8000 CMD ["/usr/local/bin/prayertimes"]