# syntax=docker/dockerfile:1
FROM node:22-alpine AS deps
WORKDIR /app
COPY package.json package-lock.json ./
RUN npm ci

FROM node:22-alpine AS build
WORKDIR /app
COPY --from=deps /app/node_modules ./node_modules
COPY . .
RUN npm run build

FROM node:22-alpine AS runtime
WORKDIR /app
ENV NODE_ENV=production HOST=0.0.0.0 PORT=4321
COPY package.json package-lock.json ./
RUN npm ci --omit=dev --ignore-scripts && npm cache clean --force
COPY --from=build /app/dist ./dist
USER node
EXPOSE 4321
HEALTHCHECK --interval=30s --timeout=5s --start-period=15s --retries=3 \
  CMD node -e "require('http').get('http://127.0.0.1:4321/login',r=>process.exit(r.statusCode>=500?1:0)).on('error',()=>process.exit(1))"
CMD ["node", "./dist/server/entry.mjs"]
