ARG CADDY_VERSION=2.8 FROM caddy:${CADDY_VERSION}-builder-alpine AS builder RUN xcaddy build \ --with github.com/lucaslorentz/caddy-docker-proxy/v2 \ --with github.com/mholt/caddy-l4 \ --with github.com/corazawaf/coraza-caddy/v2 FROM caddy:${CADDY_VERSION}-alpine COPY --from=builder /usr/bin/caddy /usr/bin/caddy CMD ["caddy", "docker-proxy"]