Mermaid

I used Chart.js charts on one of my Hugo blogs for few years already. Recently I needed to add few diagrams and I started glueing them in Chart.js but then I found that Hugo supports GoAT and Mermaid diagrams  external link . They’re not working out of the box, but it’s easy to extend. Much easier than my custom shortcodes. I tried to follow up the instruction1 but failed. After few minutes I found slightly simpler solution....