Further to @TotallyInformation suggestion, here are a couple of topics that give examples of using HSL.
Also @hotNipi has offered a few examples on this forum.
https://discourse.nodered.org/search?expanded=true&q=level%20%20template%20%40hotNipi
Further to @TotallyInformation suggestion, here are a couple of topics that give examples of using HSL.
Also @hotNipi has offered a few examples on this forum.
https://discourse.nodered.org/search?expanded=true&q=level%20%20template%20%40hotNipi