# ── Stage 1: Build ──
FROM node:20-alpine AS builder

WORKDIR /app

COPY package.json package-lock.json ./
RUN npm ci

COPY tsup.config.ts tsconfig.json ./
COPY src/ ./src/

RUN npm run build

# ── Stage 2: Production ──
FROM node:20-alpine

WORKDIR /app

RUN apk add --no-cache ffmpeg

COPY package.json package-lock.json ./
RUN npm ci --omit=dev

COPY --from=builder /app/dist ./dist

ENV NODE_ENV=production

CMD ["node", "dist/index.js"]