FROM caddy:2.9.1-builder-alpine@sha256:eb37f58646a901dc7727cf448cae36daaefaba79de33b5058dab79aa4c04aefb AS builder

RUN xcaddy build \
    --with github.com/caddy-dns/rfc2136@master

FROM caddy:2.9.1-alpine@sha256:eb37f58646a901dc7727cf448cae36daaefaba79de33b5058dab79aa4c04aefb

COPY --from=builder /usr/bin/caddy /usr/bin/caddy