FROM alpine:latest

RUN apk add --no-cache \
    curl \
    docker-cli \
    docker-cli-compose && \
    wget -O /usr/local/bin/webhook \
      https://github.com/adnanh/webhook/releases/download/2.8.2/webhook-linux-amd64 && \
    chmod +x /usr/local/bin/webhook

EXPOSE 9000
ENTRYPOINT ["webhook"]