# Build stage
FROM golang:1.23-alpine AS builder

RUN apk add --no-cache git

# Configure Go private modules
# Disable workspace mode - each component builds independently with replace directives
ENV GOPRIVATE=git.threesix.ai/*
ENV GOWORK=off

WORKDIR /app

# Copy shared pkg and this service only
COPY pkg/ ./pkg/
COPY services/preferences-api/ ./services/preferences-api/

# Download dependencies (populates go.sum if empty)
RUN cd pkg && go mod download
RUN cd services/preferences-api && go mod download

# Build from the service directory (uses replace directive for ../pkg)
RUN cd services/preferences-api && CGO_ENABLED=0 go build -o /preferences-api ./cmd/server

# Production stage
FROM alpine:3.19

RUN apk add --no-cache ca-certificates tzdata

WORKDIR /

COPY --from=builder /preferences-api /preferences-api

EXPOSE 8001

ENTRYPOINT ["/preferences-api"]