When first setting up some containers on a new project, you might be using 2 or 3 tools, and decide to just take some "official" image from Docker Hub as a baseline for a container. Official Docker images are pretty great when you have very little you want to configure. They're often more than sufficient for prototyping when it comes to things that are otherwise fidget-y to set up, like a database. But a common pattern emerges when using these tools: You follow along with the quickstart, and ...