Introduction Author's note: This article is not technical in nature. Rather, it is a set of reflections and a fragmented stream of thoughts, something to read on the subway on the way to work. It should not be taken too seriously. Let's begin. In the previous part I briefly described my adventures while developing a WAL receiver . Now it is time to continue. Not because I need it, not because anyone else needs it. Some things simply happen on their own, like you were just asleep a moment ago, and now you are already writing notes in the margins. It all started with a timid internal question. What if I attach the simplest possible web panel to the application? Sounds like an excellent idea. Exactly until the moment you remember one small detail: you do not know how to write frontend at all. Not at all. That is, at the level of ideas - yes, of course, now we will quickly make a neat web face, a couple of pages, a nice status view, tables, buttons.…