I had the same concerns awhile back and ending up running a slightly modified version of https://github.com/wiedehopf/mlat-client https://github.com/wiedehopf/m

I had the same concerns awhile back and ending up running a slightly modified version of https://github.com/wiedehopf/mlat-client https://github.com/wiedehopf/mlat-client -- not quite as simple as an http push, but much simpler than a containerized feed client.