[mch82]

I wish more people would write about how to do this.

[unixhero]

We most certainly do over at https://www.reddit.com/r/homelab and https://www.reddit.com/r/selfhosted

[Nextgrid]

Another comment mentions Dokku: https://news.ycombinator.com/item?id=31313898

This gives you a Heroku-like experience on a single machine and could be enough for your needs.