# Dockerfile.caddy
ARG CADDY_VERSION=2.9.1

FROM caddy:${CADDY_VERSION}-builder AS builder
# Caddy in exakt dieser Version + Plugins bauen
RUN xcaddy build ${CADDY_VERSION} \
  --with github.com/caddy-dns/cloudflare \
  --with github.com/caddyserver/replace-response

# Autodiscover Handler in Go bauen (Go ist im Builder-Image bereits verfügbar)
COPY autodiscover-handler.go /src/autodiscover-handler.go
WORKDIR /src
RUN CGO_ENABLED=0 go build -ldflags="-s -w" -o /usr/bin/autodiscover-handler autodiscover-handler.go

FROM caddy:${CADDY_VERSION}
COPY --from=builder /usr/bin/caddy /usr/bin/caddy
COPY --from=builder /usr/bin/autodiscover-handler /usr/local/bin/autodiscover-handler
COPY start.sh /usr/local/bin/start.sh
RUN chmod +x /usr/local/bin/start.sh /usr/local/bin/autodiscover-handler \
    && mkdir -p /var/log/caddy

CMD ["/usr/local/bin/start.sh"]