backend-celestia-trace/Dockerfile

# Stage 1: Build
FROM docker.m.daocloud.io/library/golang:1.23-alpine AS builder
ENV GOPROXY=https://goproxy.cn,direct
WORKDIR /app
COPY go.mod go.sum ./
RUN go mod download
COPY . .
RUN CGO_ENABLED=0 GOOS=linux go build -ldflags='-s -w' -o /app/server .

# Stage 2: Run
FROM docker.m.daocloud.io/library/alpine:3.19
RUN apk --no-cache add ca-certificates tzdata
WORKDIR /app
COPY --from=builder /app/server .
EXPOSE 8080
CMD ["./server"]