# syntax=docker/dockerfile:1

# Stage 1: Build frontend
FROM oven/bun:1-alpine AS frontend-builder
WORKDIR /app/frontend
COPY frontend/package.json frontend/bun.lock ./
RUN bun install --frozen-lockfile
COPY frontend/ ./
RUN bun run build

# Stage 2: Build Go binary
FROM golang:1.26-alpine AS builder
WORKDIR /app
COPY go.mod go.sum ./
RUN go mod download
COPY . .
RUN CGO_ENABLED=0 go build -o server ./cmd/diunwebhook/main.go

# Stage 3: Runtime
FROM alpine:3.18
WORKDIR /app
COPY --from=builder /app/server ./server
COPY --from=frontend-builder /app/frontend/dist ./frontend/dist
EXPOSE 8080
CMD ["./server"]