# syntax=docker/dockerfile:1.23
FROM debian:stable-slim

RUN --mount=type=secret,id=db_user \
    --mount=type=secret,id=db_password \
    --mount=type=secret,id=db_name \
    echo "$(cat /run/secrets/db_user) | $(cat /run/secrets/db_password) | $(cat /run/secrets/db_name)" \
    > /tmp/db_secrets_output

CMD ["cat", "/tmp/db_secrets_output"]
