FROM golang:1.21-alpine AS builder

WORKDIR /src

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

COPY . .

RUN CGO_ENABLED=0 GOOS=linux go build \
    -ldflags="-s -w -X main.version=$(date +%Y%m%d%H%M%S)" \
    -o /out/resume \
    cmd/server/main.go

FROM alpine:3.19

RUN apk --no-cache add ca-certificates tzdata && \
    addgroup -S app && adduser -S app -G app

ENV TZ=Asia/Shanghai \
    GIN_MODE=release

WORKDIR /app

COPY --from=builder --chown=app:app /out/resume ./resume
COPY --from=builder --chown=app:app /src/templates ./templates
COPY --from=builder --chown=app:app /src/config ./config
COPY --from=builder --chown=app:app /src/static ./static

RUN mkdir -p /app/data /app/logs && \
    chown -R app:app /app

USER app

EXPOSE 8090

HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
    CMD wget --no-verbose --tries=1 --spider http://localhost:8090/ || exit 1

CMD ["./resume"]