# ---- Build Stage ----
FROM golang:1.26-alpine AS builder

RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.aliyun.com/g' /etc/apk/repositories
RUN apk add --no-cache git gcc musl-dev
WORKDIR /src
COPY go.mod go.sum ./
RUN go env -w GOPROXY=https://goproxy.cn,direct && go mod download

COPY . .
RUN CGO_ENABLED=1 GOOS=linux go build -o /bin/gen2d ./cmd/main.go

# ---- Runtime Stage ----
FROM alpine:3.20

RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.aliyun.com/g' /etc/apk/repositories
RUN apk add --no-cache ca-certificates
COPY --from=builder /bin/gen2d /usr/local/bin/gen2d

RUN mkdir -p /data
WORKDIR /

EXPOSE 8080
CMD ["gen2d"]