# Use Debian-based image with better build support
FROM node:16-bullseye AS builder

# Install system dependencies for node-canvas
RUN apt-get update && apt-get install -y \
  python3 \
  make \
  g++ \
  libcairo2-dev \
  libpango1.0-dev \
  libjpeg-dev \
  libgif-dev \
  librsvg2-dev \
  && apt-get clean \
  && rm -rf /var/lib/apt/lists/*

# Pin known working npm version
RUN npm install -g npm@8.19.4

WORKDIR /app
COPY package.json package-lock.json ./

# Use legacy peer deps to avoid vite conflict
RUN npm install --legacy-peer-deps

COPY . .

# Optional: skip gen if it fails
RUN npm run gen || true
RUN npm run build

# ---- Runtime image ----
FROM nginx:stable-alpine

LABEL org.opencontainers.image.source="https://github.com/sharechess/sharechess"

COPY --from=builder /app/dist /usr/share/nginx/html
COPY nginx.conf /etc/nginx/conf.d/sharechess.conf
RUN rm /etc/nginx/conf.d/default.conf

EXPOSE 80

HEALTHCHECK --interval=30s --timeout=5s --start-period=5s \
  CMD curl -f http://localhost/ || exit 1

CMD ["nginx", "-g", "daemon off;"]