FROM golang:1.21-alpine as builder

WORKDIR /app
COPY . .

# Install build dependencies
RUN apk add --no-cache git build-base

# Build the frontend
RUN apk add --no-cache nodejs npm
RUN cd web && npm ci && npm run build

# Build the backend with embedded frontend
RUN go mod download
RUN go generate ./...
RUN go build -o inventory -ldflags="-s -w" .

# Create minimal runtime image
FROM alpine:latest
RUN apk --no-cache add ca-certificates tzdata

WORKDIR /app
COPY --from=builder /app/inventory .
COPY --from=builder /app/config.yaml ./config.yaml

# Create a non-root user to run the application
RUN adduser -D -H -h /app appuser
RUN chown -R appuser:appuser /app
USER appuser

EXPOSE 8088
CMD ["./inventory"]