FROM node:20-slim AS build

WORKDIR /app

COPY package*.json ./
RUN npm ci

COPY . ./
RUN npm run build

FROM node:20-slim

WORKDIR /app

RUN npm install -g http-server

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

EXPOSE 8000

HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD wget -q -O- http://localhost:8000/index.html || exit 1

CMD ["http-server", ".", "-p", "8000", "-c-1", "--gzip", "-P", "http://localhost:8000?"]