# Dockerfile - Multi-stage build for Hugo blog with Caddy
FROM caddy:2.8-alpine

# Metadata
LABEL org.opencontainers.image.source="https://gitlab.com/gregbair/blog"
LABEL org.opencontainers.image.description="Greg Bair's Hugo Blog"
LABEL org.opencontainers.image.licenses="MIT"

# Copy built Hugo site from CI build step
COPY public/ /srv

# Copy Caddyfile configuration
COPY Caddyfile /etc/caddy/Caddyfile

# Expose port 8080 (Caddy default)
EXPOSE 8080

# Caddy will run automatically via base image entrypoint
# No CMD needed - base image handles it

# Health check to ensure Caddy is serving content
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
  CMD wget --no-verbose --tries=1 --spider http://localhost:8080/ || exit 1