# Build stage: compile TypeScript
FROM node:22-alpine AS build
WORKDIR /app
COPY package.json package-lock.json ./
RUN npm ci
COPY tsconfig.json ./
COPY src ./src
RUN npm run build

# Runtime stage: production deps only
FROM node:22-alpine
WORKDIR /app
ENV NODE_ENV=production
COPY package.json package-lock.json ./
RUN npm ci --omit=dev
COPY --from=build /app/dist ./dist
COPY public ./public
RUN mkdir -p uploads && chown node:node uploads
USER node
EXPOSE 3000
CMD ["node", "dist/app.js"]