# ─────────────────────────────────────────────────────────────
# Hocks Mieterportal – Multi-Stage Build
# Build:  docker build -t mieterportal .
# Run:    docker run -d -p 8080:80 --name mieterportal mieterportal
# ─────────────────────────────────────────────────────────────

# Stage 1: Dependencies
FROM node:20-alpine AS deps
WORKDIR /app
COPY package.json package-lock.json* ./
RUN npm ci --no-audit --no-fund

# Stage 2: Build
FROM node:20-alpine AS build
WORKDIR /app
COPY --from=deps /app/node_modules ./node_modules
COPY . .
RUN npm run build

# Stage 3: Production (nginx)
FROM nginx:1.27-alpine AS runtime
COPY docker/nginx.conf /etc/nginx/conf.d/default.conf
COPY --from=build /app/dist /usr/share/nginx/html
EXPOSE 80
HEALTHCHECK --interval=30s --timeout=3s \
  CMD wget -qO- http://localhost/ >/dev/null 2>&1 || exit 1
CMD ["nginx", "-g", "daemon off;"]