FROM alpine:3.19 # Install supercronic, bash, jq, docker-cli for the ingest script RUN apk add --no-cache \ bash \ curl \ jq \ docker-cli \ && curl -fsSLO https://github.com/aptible/supercronic/releases/download/v0.2.29/supercronic-linux-amd64 \ && chmod +x supercronic-linux-amd64 \ && mv supercronic-linux-amd64 /usr/local/bin/supercronic # Set working directory WORKDIR /app # Default command (will be overridden by compose) CMD ["/usr/local/bin/supercronic", "/etc/cron/crontab"]