FROM node:20-slim AS build
WORKDIR /app
COPY package*.json ./
RUN npm install
COPY . .
# Zbuilduje server (tsc -> dist) i web (vite -> dist/public)
RUN npm run build

FROM node:20-slim
WORKDIR /app
ENV NODE_ENV=production
ENV PORT=3000
EXPOSE 3000
COPY package*.json ./
RUN npm install --omit=dev
COPY --from=build /app/dist ./dist
# Skripty konektoru jsou obycejny JavaScript, nekompiluji se. Musi se ale
# dostat do image, jinak by konektory nemely zadnou vykonnou cast.
COPY --from=build /app/scripts ./scripts
CMD ["npm", "start"]