# syntax=docker/dockerfile:1.7

FROM node:22-alpine AS builder
WORKDIR /app

COPY package.json package-lock.json* ./
RUN --mount=type=cache,target=/root/.npm npm ci

COPY . .
RUN npm run build

FROM nginx:1.27-alpine AS runtime
COPY --from=builder /app/dist /usr/share/nginx/html
COPY nginx.conf /etc/nginx/conf.d/default.conf

RUN adduser -D -H -u 101 -s /sbin/nologin nginxuser 2>/dev/null || true
EXPOSE 80

HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
  CMD wget -q --spider http://127.0.0.1/ || exit 1