# Stage 1: Build static site with Node
FROM node:22-alpine AS builder

WORKDIR /app

# Dynamic build arguments for domain & full URL (required, no fallback)
ARG SITE_DOMAIN
ARG SITE_URL
ENV SITE_DOMAIN=$SITE_DOMAIN
ENV SITE_URL=$SITE_URL

# Copy dependency definitions and install
COPY package*.json ./
RUN npm ci

# Copy source files and compile static output via Eleventy
COPY . .
RUN npm run build

# Stage 2: Serve static output via lightweight Alpine Nginx
FROM nginx:1.25-alpine

# Remove default Nginx configuration
RUN rm /etc/nginx/conf.d/default.conf

# Copy custom Nginx security & clean-URL configuration
COPY nginx.conf /etc/nginx/conf.d/default.conf

# Copy compiled static website files from builder stage
COPY --from=builder /app/_site /usr/share/nginx/html

# Expose HTTP port
EXPOSE 80

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