FROM caddy:2.4.6-builder AS caddy-builder # available dns resolvers: https://github.com/caddy-dns RUN xcaddy build --with github.com/caddy-dns/route53 FROM caddy:2.4.6-alpine COPY --from=caddy-builder /usr/bin/caddy /usr/bin/caddy # bash required for mo to work (mo is mustache templating engine - https://github.com/tests-always-included/mo) RUN apk add --no-cache bash COPY caddy.json.template mo /etc/caddy/ CMD [ "sh", "-c", \ "/etc/caddy/mo < /etc/caddy/caddy.json.template > /etc/caddy/caddy.json ; \ caddy run --config /etc/caddy/caddy.json" \ ]