# syntax=docker/dockerfile:1

# Build stage - using Node.js with pnpm
FROM node:22-alpine AS builder

# Install pnpm
RUN corepack enable && corepack prepare pnpm@latest --activate

WORKDIR /app

# Copy package files
COPY package.json pnpm-lock.yaml ./

# Install dependencies with cache mount
RUN --mount=type=cache,target=/root/.local/share/pnpm/store \
    pnpm install --frozen-lockfile

# Copy source files
COPY . .

# Disable telemetry and build
ENV ASTRO_TELEMETRY_DISABLED=1
RUN pnpm build

# Production stage - lightweight static server
FROM caddy:2-alpine AS production

# Copy built static files
COPY --from=builder /app/dist /srv

# Simple Caddyfile for static file serving
# Note: caddy-docker-proxy handles the external routing
COPY <<EOF /etc/caddy/Caddyfile
:80 {
    root * /srv
    file_server
    encode gzip
    try_files {path} {path}/ /index.html
    header Cache-Control "public, max-age=3600"
    @immutable path /_astro/*
    header @immutable Cache-Control "public, max-age=31536000, immutable"
}
EOF

EXPOSE 80

CMD ["caddy", "run", "--config", "/etc/caddy/Caddyfile"]