FROM node:22-alpine AS build
WORKDIR /app

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

COPY . .
RUN npm run build

FROM nginx:1.29-alpine AS runtime
COPY nginx.conf /etc/nginx/conf.d/default.conf
COPY --from=build /app/dist /usr/share/nginx/html

EXPOSE 80
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
  CMD wget -q -O /dev/null http://127.0.0.1/health || exit 1

CMD ["nginx", "-g", "daemon off;"]
